Search results for: Richard Kent Zimmerman
Preventive Medicine > 2005 > 41 > 2 > 575-582
The American Journal of Medicine > 2003 > 114 > 1 > 31-38
Preventive Medicine > 2002 > 35 > 2 > 135-142
American Journal of Preventive Medicine > 2001 > 21 > 4 > 243-249
Maternal and Child Health Journal > 2000 > 4 > 1 > 53-58