1. The transfer of lead to the human foetus;Barltrop,1968
2. Developmental malformations resulting from the administration of lead salts;Ferm;Expl mol. Path.,1967
3. Demonstration A-Alizarin staining of bone (revised);Hurley,1965
4. Effects of sublethal doses of certain minerals on pregnant ewes and foetal development;James;Am. J. vet. Res.,1966
5. Lead Acetate, Teratology Study—Rabbits;Jessup;US National Technical Information Service Report PB-201,1967