Effect of chlorination on human enteric viruses in partially treated water from the Potomac River estuary : study report /

At head of cover title: Northeastern United States Water Supply Study.

Des lesions traumatiques que le foetus peut éprouver pendant l'accouchement : thèse presentée et soutenue publiquement par Ch. Pajot.

Memoria presentada al concurso para la Cátedra en la Universidad de París, Facultad de Medicina.

Lesions of the lower bowel.

Includes bibliography.