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2. Practice of Anesthesia, 2nd ed;Wylie,1966
3. Screening and treatment program for mild chronic obstructive pulmonary disease;Baker;J.A.M.A.,1970
4. Urinary urgency induced by dyspnea in pulmonary emphysema;Smith;J.A.M.A.,1970
5. ABC of Acid-Base Chemistry;Davenport,1967