The medical thesis on medical and surgical masks by a woman medical student at Montpellier, who, as indicated on the title page, was born in Witebsk, Russia in 1876. She was also characterized as "Mlle." The thesis in…
The medical thesis on medical and surgical masks by a woman medical student at Montpellier, who, as indicated on the title page, was born in Witebsk, Russia in 1876. She was also characterized as "Mlle." The thesis in…
