Preventive Medicine
Preventive Medicine > 2011 > 52 > 1 > 78-83
Preventive Medicine > 2011 > 52 > 1 > 33-38
Preventive Medicine > 2011 > 53 > 1-2 > 53-56
Preventive Medicine > 2011 > 53 > 3 > 162-171
Preventive Medicine > 2011 > 53 > 4-5 > 321-324