Abortion surveillance program of the center for disease control.

door Smith, J C, Bourne, J P
Gepubliceerd in 1973

Surveillance of abortions in hospitals in the United States, 1970.

door Kahn, J. B., Bourne, J. P., Asher, J. D., Tyler, C. W.
Gepubliceerd in 1971

Medical complications from induced abortion by the super coil method.

door Bourne, J P, Berger, G S, Haber, R J, Tyler, C W, Keith, L, Knisely, K, Zackler, J
Gepubliceerd in 1974