... interests.Authors' contributionsPM and NCK conceived and coordinated the study and drafted the paper; PMcarried out the mathematical analysis; AT, DK, NS, NP and ET collected data and assisted in ... Mariolis A, Mihas C, Alevizos A, Papathanasiou M, Mariolis-Sapsakos T, Marayiannis K, Koutsilieris M: Evaluation of a clinical attachment in Primary Health Care as a component of undergraduate medical ... (Amsterdam, Netherlands) 2002, 62:15-29.21. Exadaktylos NM: Organisation and financing of the health care systems of Bulgaria and Greece what are the parallels? BMC health services research 2005,...