1. Thalidomide and congenital abnormalities;McBride, W.;Lancet 1961
2. Thalidomide and congenital abnormalities;Spiers, A.;Lancet,1962
3. Thalidomide and malformations in Liverpool;Smithells, R.;Lancet,1962
4. Thalidomide embryopathv;Quibell, E.;Practitioner,1981