1. Prevention of Rh-haemolytic disease. Results of the clinical trial;A combined study from centres in England and Baltimore;Brit. med. J.,1966
2. 2 Allen, F. H. and Chown, B. : (personal commun.).
3. 3 Ascari, W. Q. : (personal commun.).
4. Prevention of Rh iso-immunization;Clarke;Sem. Hemat.,1969