Search results for: Christoffer Johansen
Cancer Causes & Control > 2001 > 12 > 2 > 173-177
Cancer Causes & Control > 2000 > 11 > 2 > 145-150
American Journal of Obstetrics and Gynecology > 1999 > 181 > 3 > 630-634
Cancer Causes & Control > 1998 > 9 > 2 > 183-187