By Mackenzie Fiona   Brennand Janet   Peterkin Myrtle   Cameron A.   in Journal of Obstetrics & Gynaecology

ISSN:1364-6893|19|2|119-121

Informa Healthcare‎(1999)‎

Access to resources Favorite 9.313073

By Mackenzie Fiona M.   Milne Kathleen E.   Gould Ian M.   in Scandinavian Journal of Infectious Diseases

ISSN:0036-5548|30|4|411-416

Informa Healthcare‎(1998)‎

Access to resources Favorite 7.621104