1. Rhesus isoimmunization in twin gestation.;Knuppel;Am. J. Obstet. Gynec.,1984
2. Twin pregnancy and erythroblastosis.;Beischer;Obstet. Gynec.,1969
3. Rh immunization and its prevention.;Woodrow;Ser. hae-matol.,1970
4. Demonstration von foetalem Haemoglobin in den Erythrozyten eines Blutausstriches.;Kleihauer;Klin. Wschr.,1957
5. Obstructive jaundice, liver damage and Rh hemo-lytic disease of the newborn.;Dunn;Jewish meml Hosp. Bull.,1965