beta-Blocker and survival and pulmonary function in patients with chronic obstructive pulmonary and cardiovascular disease-MedSci.cn

beta-Blocker and survival and pulmonary function in patients with chronic obstructive pulmonary and cardiovascular disease

Tang, H; Yang, ZY; Tang, JL

Yang, ZY (corresponding author), Chinese Univ Hong Kong, JC Sch Publ Hlth & Primary Care, Div Epidemiol, Hong Kong, Peoples R China.