1. The incidence of mongolism in the general population;Penrose, L.S.;J Ment Sci,1949
2. Report on the longevity and the causes of death in mongoloidism in the State of Victoria;Brothers, C.R.D.; Jago, G.C.;J Ment Sci,1954
3. Data on mongolism in Victoria, Australia: prevalence and life expectation;Collmann, R.D.; Stoller, A.;J Ment Defic Res,1965
4. The mortality rate and causes of death among institutionalised mongols in Texas;Deaton, J.G.;J Ment Defic Res,1973
5. Mortality trends in mental deficiency institutions;Richards, B.W.; Sylvester, P.E.;J Ment Defic Res,1969