Preventive Medicine
Preventive Medicine > 2001 > 33 > 1 > 18-26
Preventive Medicine > 2001 > 33 > 2 > 120-127
Preventive Medicine > 2001 > 33 > 5 > 402-408
Preventive Medicine > 2001 > 33 > 5 > 462-469
Preventive Medicine > 2001 > 33 > 5 > 485-494