A study of 288 primiparas over the age of 35 compared with 300 primiparas under the age of 25
- 1 August 1938
- journal article
- Published by Elsevier BV in American Journal of Obstetrics and Gynecology
- Vol. 36 (2), 255-259
- https://doi.org/10.1016/s0002-9378(38)90996-2