1. Breve estudio sobre la procidencia y la caida del cordon umbilical en México: tésis que para optar la plaza de profesor adjunto a la Cátedra de Obstetricia de la Escuela de Medicina de México presenta ante el jurado de calificacion Author(s): Gutiérrez y Zavala, Manuel, author Publication: México : Imprenta de Ignacio Escalante, 1882 Subject(s): Umbilical CordProlapseObstetric Labor Complications
2. On obstructed labor from short or coiled funis, and its treatment by change of position from recumbency to sitting Author(s): King, A. F. A. (Albert Freeman Africanus), 1841-1914, author Publication: [New York?] : [publisher not identified], [1887?] Subject(s): Obstetric Labor ComplicationsUmbilical CordPatient Positioning