Sjoberg, N-O. <br/><br/>
A pocketbook of obstetrics and gynecology  recent research at the Department of Obstetrics and Gynecology, University of Lund, Sweden. 
Sjoberg, N-O., Astedt Birger. 
 - Canforth, Lancs, U.K. :  The Parthenon Publishing Group  1989.