The study participants were randomly assigned to receive either 1 5 years of monotherapy with tamoxifen; 2 5 years of monotherapy with letrozole; 3 2 years of tamoxifen followed by 3 years of letrozole; or 4 2 years of letrozole followed by 3 years of tamoxifen priligy over the counter usa The Guildford Press, New York
The study participants were randomly assigned to receive either 1 5 years of monotherapy with tamoxifen; 2 5 years of monotherapy with letrozole; 3 2 years of tamoxifen followed by 3 years of letrozole; or 4 2 years of letrozole followed by 3 years of tamoxifen priligy over the counter usa The Guildford Press, New York