The changing world of group health insurance.
Gabel
J
J
Jajich-Toth
C
C
de Lissovoy
G
G
Rice
T
T
Cohen
H
H
D003164:Competitive Bidding / Q000639:trends; D003363:Cost Control / Q000639:trends; D006279:Health Maintenance Organizations / Q000191:economics; D006801:Humans; D007348:Insurance, Health / Q000191:economics*; D014481:United States