Researchers examine ways to assess the quality of care provided by preferred provider organizations
2001 ◽
Vol 58
(1_suppl)
◽
pp. 70-100
2001 ◽
Vol 58
(4_suppl)
◽
pp. 70-100
◽
1989 ◽
Vol 53
(11)
◽
pp. 673-676
◽
Keyword(s):
Keyword(s):
Keyword(s):
2004 ◽
Vol 3
(1)
◽
pp. 136
Keyword(s):