1. A study and analysis of one hundred cæsarean operations performed in the United States, during the present century, and prior to the year 1878 Author(s): Harris, Robert P. (Robert Patterson), 1822-1899, author Publication: [Philadelphia?] : [publisher not identified], [1879] Subject(s): Cesarean SectionTreatment OutcomeUnited States
2. Lessons from a study of the Cesarean operation in the city and state of New York, and their bearing upon the true position of gastro-elytrotomy Author(s): Harris, Robert P. (Robert Patterson), 1822-1899, author Publication: New York : William Wood & Co., 1879 Subject(s): Cesarean SectionEarly Medical InterventionNew YorkNew York City