Representativeness of PBRN Physician Practice Patterns and Related Beliefs: The Case of the AAFP National Research Network
2009 ◽
Vol 19
(3)
◽
pp. 125-141
◽
2011 ◽
Vol 82
(1)
◽
pp. 123-129
◽
Keyword(s):
Keyword(s):
2005 ◽
Vol 62
(3)
◽
pp. 339-357
◽