The Duration of Pregnancy in its Medico-Legal Aspects

Dührssen : Centralblatt für Gynaekologie, 1893.

Spencer : Quoted by Simpson , loco cit..

Cazeau Taruier : Theory and Practice of Obstetrics.

Reid : Quoted by Simpson , loc. cit..

Simpson : The Works of Sir J. Y. Simpson, vol. i.

Taussig : American Journal of Obstetrics, 1901, vol. ii.

Williams Whitridge : Obstetrics.

Bensinger : Centralblatt für Gynaekologie, 1893.

Duncan Matthews : Fecundity, Fertility, and Sterility.

Hendry : Proceedings of the Royal Society of Medicine, Section of Obstetrics and Gynaecology, October, 1921.

Von Kinckel ; Klinische Vortrage, January, 1901, Nos. 292, 293.