1. The prevention of Rh immunization;Clarke;Hosp. Pract.,1973
2. Transplacental haemorrhage in induced abortion;Costley;Lancet,1972
3. The threat of Rh immunization from abortion;Freda;Lancet,1970
4. Surgical termination of pregnancy as a cause of rhesus sensitization;Gellén;Brit. med. J.,1964
5. Transplacental haemorrhage during spontaneous and therapeutic artificial abortion;Goldman;Obstet. Gynec.,1970