American Journal of Preventive Medicine
American Journal of Preventive Medicine > 1998 > 15 > 1 > 60-64
American Journal of Preventive Medicine > 1998 > 15 > 1 > 49-53
American Journal of Preventive Medicine > 1998 > 15 > 3 > 228-234
American Journal of Preventive Medicine > 2000 > 19 > 1 > 63-65
American Journal of Preventive Medicine > 2000 > 19 > 1 > 53-58
American Journal of Preventive Medicine > 2000 > 19 > 1 > 59-62
American Journal of Preventive Medicine > 2000 > 19 > 3 > 155-159
American Journal of Preventive Medicine > 2001 > 20 > 1 > 61-67
American Journal of Preventive Medicine > 2001 > 21 > 3 > 233-240