Chalmers I. Perinatal epidemiology: strengths, limitations and possible hazards

Scope and Content

2. Chalmers I. Perinatal epidemiology: strengths, limitations and possible hazards. In: Beard RW, Campbell S, eds. Current status of fetal heart rate monitoring and ultrasound. London: Royal College of Obstetricians and Gynaecologists, 1978: 12-25.