机译:医疗保险受益人及其年轻的未投保同行的癌症结果
Med Univ South Carolina, Dept Med, Div Pulm & Crit Care Med, Thorac Oncol, Charleston, SC 29425 USA;
Amer Canc Soc, Surveillance & Hlth Equ Sci Dept, Atlanta, GA 30329 USA;
Merck Res Labs, Epidemiol Oncol Core, West Point, PA USA;