RT Journal T1 REcent advances in obstetrics and gynaecology. JF American Journal of Diseases of Children JO American Journal of Diseases of Children YR 1949 FD April 1 VO 77 IS 4 SP 545 OP 546 DO 10.1001/archpedi.1949.02030040557012 UL http://dx.doi.org/10.1001/archpedi.1949.02030040557012 AB Like its predecessors, the current edition of "Recent Advances in Obstetrics and Gynaecology" is concise, authoritative and well written. It has been the authors' practice to select a few pertinent topics for review. Of these, the current edition contains several which are of particular interest to the pediatrician. The section dealing with lactation seems especially timely. The physiologic changes in the breast during pregnancy and lactation are considered in some detail. Failure of lactation is discussed, and several suggestions are made regarding its treatment. In the section on erythroblastosis, the stated purpose is to present the subject in the simplest possible manner. The authors assume at the outset that the reader's knowledge of this complex subject is something less than that of the expert serologist, and in a well ordered discussion they outline the features of Rh incompatibility which are considered useful to the practicing physician. To the initiated, this