论文信息 - The Skin Cancer Prevention Study: design of a clinical trial of beta-carotene among persons at high risk for nonmelanoma skin cancer. - 字舞流文

The Skin Cancer Prevention Study: design of a clinical trial of beta-carotene among persons at high risk for nonmelanoma skin cancer.

T. Stukel | J. Baron | J. Mandel | P. Elias | E. Greenberg | S. Spencer | N. Lowe | M. Stevens | P. Elias | D. N. Nierenberg | G. Bayrd | Garrett Bayrd | E. Robert Greenberg | Lowe Nicholas | David N. Nierenberg | J. Corwin Vance