Tsukino, M., Nishimura, K., Ikeda, A., Hajiro, T., Koyama, H., & Izumi, T. (1998). Effects of theophylline and ipratropium bromide on exercise performance in patients with stable chronic obstructive pulmonary disease. BMJ Group.
শিকাগো স্টাইলে সাইটেশনTsukino, M., K. Nishimura, A. Ikeda, T. Hajiro, H. Koyama, এবং T. Izumi. Effects of Theophylline and Ipratropium Bromide On Exercise performance in Patients With Stable Chronic Obstructive Pulmonary disease. BMJ Group, 1998.
এমএলএ সাইটেশনTsukino, M., et al. Effects of Theophylline and Ipratropium Bromide On Exercise performance in Patients With Stable Chronic Obstructive Pulmonary disease. BMJ Group, 1998.
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