[What causes regional differences?].
Susanne
S
Krome
D001291:Attitude of Health Personnel; D001294:Attitude to Health; D054625:Healthcare Disparities / Q000706:statistics & numerical data*; D006801:Humans; D010342:Patient Acceptance of Health Care / Q000706:statistics & numerical data*; D010818:Practice Patterns, Physicians' / Q000706:statistics & numerical data*; D012111:Residence Characteristics / Q000706:statistics & numerical data; D017062:Small-Area Analysis; D013514:Surgical Procedures, Operative / Q000706:statistics & numerical data*; D014481:United States