RT Journal Article SR Electronic T1 THE PLACE OF BIRTH JF The Journal of the Royal College of General Practitioners JO J R Coll Gen Pract FD British Journal of General Practice SP 375 OP 376 VO 29 IS 203 A1 M. I. Cookson YR 1979 UL http://bjgp.org/content/29/203/375.4.abstract AB