American Journal of Preventive Medicine
American Journal of Preventive Medicine > 1998 > 14 > 3 > 217-223
American Journal of Preventive Medicine > 1998 > 14 > 4 > 245-258
American Journal of Preventive Medicine > 1998 > 15 > 1 > 9-16
American Journal of Preventive Medicine > 1998 > 15 > 1 > 17-24
American Journal of Preventive Medicine > 1998 > 15 > 1 > 25-31
American Journal of Preventive Medicine > 1998 > 15 > 2 > 146-154
American Journal of Preventive Medicine > 1998 > 15 > 3 > 212-219