“…Some of these have been found to be commoner after RA27/3 and are particularly disturbing for women who are vaccinated post partum (Best, Banatvala & Bowen, 1974;Sharp & MacDonald, 1973). In schoolgirls the choice should depend solely upon the immunogenic properties of the vaccine, because side-effects at this age are mild and infrequent (Zealley, 1974;Freestone, Reynolds, McKinnon & Prydie, 1975;Bottiger & Heller, 1976). If reinfection is a risk to the fetus, then RA27/3 appears to be preferable.…”