de Silva, H.J.Fernando, D.P.A.Wickremasinghe, S.Y.D.de Silva, P.T.Dharmadasa, K.2014-10-292014-10-291985Journal of the Ceylon College of Physicians.1985; 18: pp.29-420379-802Xhttp://repository.kln.ac.lk/handle/123456789/1107Gastrointestinal HemorrhageA Study of acute upper gastro-intestinal haemorrhageArticleMedicine