PT - JOURNAL ARTICLE AU - D Baird TI - The interplay of changes in society, reproductive habits, and obstetric practice in Scotland between 1922 and 1972. AID - 10.1136/jech.29.3.135 DP - 1975 Sep 01 TA - British Journal of Preventive & Social Medicine PG - 135--146 VI - 29 IP - 3 4099 - http://jech.bmj.com/content/29/3/135.short 4100 - http://jech.bmj.com/content/29/3/135.full SO - Br J Prev Soc Med1975 Sep 01; 29