Research Article Obstetrical implications of pregnancy in primigravidae aged 16 years or less. Br Med J 1967; 2 doi: https://doi.org/10.1136/bmj.2.5554.734 (Published 17 June 1967) Cite this as: Br Med J 1967;2:734 Article Related content Metrics Responses Peer review Related articles Correction Diazepam and Neuromuscular Transmission Published: 27 June 1970; Br Med J 2 doi:10.1136/bmj.2.5712.804