Acalovschi M, Badea R, Pascu M. Incidence of gallstones in liver cirrhosis. Am J Gastroenterol, PMID:1882796, p. 1179 -118, 1991.

Badea R, Badea Gh, Galatâr N, Crãciun C, Marin M, Bucher M. Aspiration of fine needle biopsy – its relevance to higher accuracy of ultrasonic diagnosis of liver tumors – investigation of 165 patients. Z Klin Med , p.1489 ̵, 1991.

Stanciu L, Dumitrascu DL, Badea R T lymphocytes bearing histamine receptors in patients with digestive neoplasm. Bull Cancer., p.931-934., 1991.

Badea R, Badea Gh. Ultrasound studies of the portal vein system thrombosis in liver tumors (Sonographische Untersuchungen des Pfortadersystems bei Lebertumoren).. Ultraschall Med , p.272 - 276, 1991.

Acalovschi M, Blendea D, Georoceanu A, Badea R. Factors associated with gallstones in obese and non-obese women: a case control study. European Journal of Gastroenterology & Hepatology, ISSN: 0954-691X, p.343-437, 1992.

Acalovschi M, Badea R. Ultrasonographic study of gall-bladder emptying in obese patients. Int J Obes Relat Metab Desord, PMID:1318286, p.313 - 315, 1992.

Acalovschi M, Badea R, Dumitraşcu DL. Gallbladder emptying in response to a fatty meal with liver cirrhosis: a sonographic study.. European Journal of Gastroenterology & Hepatology , p.437-441, 1994.

Acalovschi M, Blendea D, Pascu O, Georoceanu A, Badea R, Prelipceanu M Risk of asymptomatic and symptomatic gallstones in moderately obese women: a longitudinal follow-up study.. Am J Gastroenterol, PMID:8995952, p.127-131, 1997.

Mitrea D, Nedevschi S, Cenan C, Lupsor M, Badea R. Exploring Texture-Based Parameters for Nonivasive Detection of Diffuse Liver Diseases and Liver Cancer from Ultrasound Images. Proceedings of the 8th WSEAS International Conference on Mathematical Methods and Computational Techniques in Electrical Engineering, p.259-265, 2006.

Stoian A, Mircea M, Dancea O, Badea R, Floares C. Information system for tumor angiogenesis phenomena imaging monitor. IEEE-TTTC International Conference on Automation, Quality and Testing, Robotics, E-ISBN: 1-4244-0361-8, Print ISBN: 1-4244-0360-X, INSPEC Accession Number: 9175443, DOI: 10.1109/AQTR.2006.254683 , p.468-472, 2006.

Lupsor M, Badea R, Nedevschi S, Mitrea D, Florea M. Ultrasonography contribution to hepatic steatosis quantification. Possibilities of improving this method through computerized analysis of ultrasonic image. Proceedings of IEEE-TTTC International Conference on Automation, Quality and Testing, Robotics, E-ISBN: 1-4244-0361-8, Print ISBN: 1-4244-0360-X, INSPEC Accession Number: 9163267, DOI: 10.1109/AQTR.2006.254685, p.478-483, 2006.

Dancea O, Mircea M, Badea R , Stoian A, Vasile T, Manciu A. Information system for multimodal parameter analysis applied in early detection of prostate cancer. IEEE-TTTC International Conference on Automation, Quality and Testing, Robotics, E-ISBN : 1-4244-0361-8, Print ISBN: 1-4244-0360-X, INSPEC Accession Number: 9175424, DOI: 10.1109/AQTR.2006.254682, p.463 - 467 , 2006.

Seicean A, Tantau M, Badea R, Spârchez Z The applicability of radial endoscopic ultrasonography in pancreatic diseases.. Journal of Gastrointestinal and Liver Diseases, p.77-83, 2007.

Hagiu C, Badea R Applicability of abdominal ultrasonography in inflammatory bowel diseases.. Journal of Gastrointestinal and Liver Diseases, p.205-209., 2007.

Badea R, Socaciu M, Lupsor M, Mosteanu O, Pop T Evaluating the Liver Tumors Using Three-Dimensional Ultrasonography. A Pictorial Essay. Journal of Gastrointestinal and Liver Diseases, p.85-92, 2007.

Tantau M, Pop T, Badea R, Spirchez Z, Moşteanu O, Tantau A. Intraductal ultrasonography for the assessment of preoperative biliary and pancreatic strictures.. Journal of Gastrointestinal and Liver Diseases, p.217-222., 2008.

Seicean A, Badea R, Mocan T, Iancu C, Pop T, Seicean R, Mosteanu O, Bala O, Pascu O Radial endoscopic ultrasonography in the preoperative staging of pancreatic cancer. Journal of Gastrointestinal and Liver Diseases, p. 273-278., 2008.

Mosteanu O, Pop T, Raica P, Lupsor M, Socaciu M, Miclea L, Badea R. Hepatocellular carcinoma angiogenesis assessment- role of ultrasound and mathematical modelling.. Proceedings of 2008 IEEE-TTTC International Conference on Automation, Quality and Testing, Robotics, E-ISBN: 978-1-4244-2577-8, Print ISBN: 978-1-4244-2576-1, INSPEC Accession Number: 10207826, DOI: 10.1109/AQTR.2008.4588904, p.171-175 , 2008.

Cazan R, Dancea O, Capatana D, Stefanescu H, Badea R, Lupsor M, Stoian A. Hepatocellular carcinoma tele-screening system. Proceedings of 2008 IEEE-TTTC International Conference on Automation, Quality and Testing, Robotics, E-ISBN: 978-1-4244-2577-8, Print ISBN: 978-1-4244-2576-1, INSPEC Accession Number: 10220971, DOI: 10.1109/AQTR.2008.4588900, p.149-154, 2008.

Tantau AI, Tantau MV, Serban A, Zaharie T, Cruciat C, Badea R, Pascu O. Prevalence, histology, endoscopic treatment and long-term follow-up of large colonic polyps and laterally spreading tumors. The Romanian experience.. Journal of Gastrointestinal and Liver Diseases, p.419-425., 2008.

Lupsor M, Badea R, Vicaş C, Nedevschi S, Grigorescu M, Stefãnescu H, Radu C, Crisan D, Sparchez Z, Serban Al, Branda H. Ultrasonographic diagnosis of nonalcoholic steatohepatitis based on the quantitative evaluation of the ultrasound beam behavior into the liver. Proceedings of 2008 IEEE-TTTC International Conference on Automation, Quality and Testing, Robotics, p.112-117, 2008.

Lupşor M, Badea R, Stefãnescu H, Grigorescu M, Sparchez Z, Serban A, Branda H, Iancu S, Maniu A Analysis of histopathological changes that influence liver stiffness in chronic hepatitis C. Results from a cohort of 324 patients. Journal of Gastrointestinal and Liver Diseases, p.155-163, 2008.

Badea R. Artery Aneurysms: the Diagnostic Contribution of Ultrasonography in Correlation with other Imaging Methods. Journal of Gastrointestinal and Liver Diseases, p.101 –, 2008.

Lupsor M, Badea R, Stefanescu H, Sparchez Z, Branda H, Serban A, Maniu A, Performance of a new elastographic method (ARFI technology) compared to unidimensional transient elastography in the noninvasive assessment of chronic hepatitis C. Preliminary results,. Journal of Gastrointestinal and Liver Diseases, p.303-310, 2009.

Sparchez Z, Radu P, Anton O, Socaciu M, Badea R Contrast enhanced ultrasound in assessing therapeutic response in ablative treatments of hepatocellular carcinoma.. Journal of Gastrointestinal and Liver Diseases, p.243-248. , 2009.

Badea R, Seicean A, Diaconu B, Stan-Iuga R, Sparchez Z, Tantau M, Socaciu M. Contrast-enhanced ultrasound of the pancreas–a method beyond its potential or a new diagnostic standard?. Journal of Gastrointestinal and Liver Diseases, p.237-242., 2009.

Seicean A, Badea R, Stan-Iuga R, Gulei I, Pop T, Pascu O. The added value of real-time harmonics contrast-enhanced endoscopic ultrasonography for the characterisation of pancreatic diseases in routine practice.. J Gastrointestin Liver Dis., p.99-104. , 2010.

Hagiu C, Badea R, Serban A, Petrar S, Andreica V Rapid recovery of a rectovaginal fistula with infliximab in a patient with Crohn’s disease.. J Gastrointestin Liver Dis. , p. 329-332., 2010.

Seicean A, Badea R, Stan-Iuga R, Mocan T, Gulei I, Pascu O. Quantitative Contrast-Enhanced Harmonic Endoscopic Ultrasonography for the Discrimination of Solid Pancreatic Masses.. Ultraschall Med, DOI: 10.1055/s-0029-1245833, p.571-576. , 2010.

Lupsor M, Badea R, Stefanescu H, Grigorescu M, Serban A, Radu C, Crişan D, Sparchez Z, Iancu S, Maniu A. Performance of unidimensional transient elastography in staging non-alcoholic steatohepatitis. Journal of Gastrointestinal and Liver Diseases,, p.53-60, 2010.

Badea R, Socaciu M, Ciobanu L, Hagiu C, Golea A. Contrast-enhanced ultrasonography (CEUS) for the evaluation of the inflammation of the digestive tract wall,. Journal of Gastrointestinal and Liver Diseases, p.439-444, 2010.

Badea R, Barsan M, Scridon T, Miclaus G, Pascu O, Molnar G, Procopet B., Superior mesenteric artery aneurysm: importance of sonography as the primary imaging technique for detection,. Journal of ultrasound in medicine: official journal of the American Institute of Ultrasound in Medicine , p.1503-1506., 2010.

Stefanescu H, Grigorescu M, Lupsor M, Procopet B, Maniu A, Badea R. Spleen stiffness measurement using Fibroscan for the noninvasive assessment of esophageal varices in liver cirrhosis patients.. J Gastroenterol Hepatol, DOI: 10.1111/j.1440-1746.2010.06325.x, p.164-170, 2011.

Stoean R, Stoean C, Lupsor M, Stefanescu H, Badea R., Evolutionary-driven support vector machines for determining the degree of liver fibrosis in chronic hepatitis C. Artificial Intelligence in Medicine, DOI:10.1016/j.artmed.2010.06.002, p.53-65, 2011.

Seicean A., Stan-Iuga R., Badea R., Tantau M., Mocan T., Seicean R., Iancu C., Pascu O. The Safety of Endoscopic Ultrasonography-Guided Drainage of Pancreatic Fluid Collections Without Fluoroscopic Control: a Single Tertiary Center Experience.. J Gastrointestin Liver Diseas, p.39-45 , 2011.

Stefanescu H, Grigorescu M, Lupsor M, Maniu A, Crisan D, Procopet B, Feier D, Badea R. A New and Simple Algorithm for the Noninvasive Assessment of Esophageal Varices in Cirrhotic Patients Using Serum Fibrosis Markers and Transient Elastography. J Gastrointestin Liver Dis, p.57-64, 2011.

Sparchez Z., Radu P., Zaharia T., Kacso G., Grigorescu I., Botis G., Badea R. Usefulness of Contrast Enhanced ultrasound Guidance in Percutaneous Biopsies of Liver tumors.. J Gastrointestin Liver Diseas, p.191 –, 2011.

Vicas C, M. Lupsor, R. Badea, S. Nedevschi. Usefulness of Textural Analysis as a Tool for Non-Invasive Liver Fibrosis Staging.. Journal of Medical Ultrasonics, DOI: 10.1007/s10396- 011-0307-x, p.105-117, 2011.

Stoean C., Stoean R., Lupsor M., Stefanescu H., Badea R. Feature selection for a coevolutionary classifier in liver fibrosis diagnosis. Computers in Biology and Medicine, DOI:10.1016/j.compbiomed.2011.02.006, p.238-246, 2011.

Badea R, Seiceanu A, Procopet B, Dina L, Osian G. Pseudoaneurysm of Splenic Artery Ruptured in Pancreatic Pseudocyst and Complicated by Wirsungorrhagia: The Role of the Ultrasound Techniques and Contrast Substances. Ultraschall in der Medizin DOI: 10.1055/s-0028-1109999, p.205-207, 2010.

Genell A, Nemes S, Steineck G, Dickman PW. Model selection in medical research: a simulation study comparing Bayesian model averaging and stepwise regression.. BMC Medical Research Methodology, 2010.

Jonasson JM, Hauksdóttir A, Nemes S, Surkan PJ, Valdimarsdóttir U, Onelöv E, Steineck G. Couples’ communication before the wife’s death to cancer and the widower’s feelings of guilt or regret after the loss – A population-based investigation. European Journal of Cancer, p.1564-1570, 2011.