Research Article ABC of antenatal care. Medical problems in pregnancy--II. British Medical Journal 1991; 302 doi: https://doi.org/10.1136/bmj.302.6788.1327 (Published 01 June 1991) Cite this as: British Medical Journal 1991;302:1327 Article Related content Metrics Responses Peer review Related articles Letter Thalassaemia in pregnancy. Published: 13 July 1991; British Medical Journal 303 doi:10.1136/bmj.303.6794.120-a Letter Morphine for painful crises in sickle cell disease. Published: 29 June 1991; British Medical Journal 302 doi:10.1136/bmj.302.6792.1604-c
