RT Journal Article SR Electronic T1 The Place of the General Practitioner in the Obstetric Services JF The Journal of the College of General Practitioners JO J Coll Gen Pract FD British Journal of General Practice SP 291 OP 299 VO 4 IS 2 A1 John T. Corbett YR 1961 UL http://bjgp.org/content/4/2/291.abstract AB