чичиргээт дэлгэцийн далайц
чичиргээт дэлгэцийн далайц чичиргээтэй дэлгэцийн тооцооны арга. Endoscopic ulcers as a surrogate marker of NSAID-induced Jul 24, 2013· The characteristic of a biomarker that makes it a useful surrogate is the ability to identify a high risk of clinically important benefits …