Institute of Obstetrics and Gynaecology, RPMS, Queen Charlotte's and Chelsea Hospital, Goldhawk Road, London W6 0XG, UK
E. L. WAKELING
Affiliation:
Institute of Obstetrics and Gynaecology, RPMS, Queen Charlotte's and Chelsea Hospital, Goldhawk Road, London W6 0XG, UKInstitute of Child Health, University of London, 30 Guilford Street, London WC1N 1EH, UK
P. STANIER
Affiliation:
Institute of Obstetrics and Gynaecology, RPMS, Queen Charlotte's and Chelsea Hospital, Goldhawk Road, London W6 0XG, UK
M. A. PREECE
Affiliation:
Institute of Child Health, University of London, 30 Guilford Street, London WC1N 1EH, UK
G. E. MOORE
Affiliation:
Institute of Obstetrics and Gynaecology, RPMS, Queen Charlotte's and Chelsea Hospital, Goldhawk Road, London W6 0XG, UK
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