Observations on sputum production in patients with variable airflow obstruction; implications for the diagnosis of asthma and chronic bronchitis (Q44488184)
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(P31) (Q13442814)
(P304) 25-31
(P433) 1
(P478) 83
(P577) Sunday, January 1, 1989
(P921) (Q35869)
(Q259346)
(P1433) (Q2659932)
(P1476) "Observations on sputum production in patients with variable airflow obstruction; implications for the diagnosis of asthma and chronic bronchitis" (language: en)
(P2093) Openshaw PJ
Turner-Warwick M
(P2860) (Q36134881)
(Q79315538)
(Q36444020)
(Q69559438)
(Q52888728)
(Q36433314)
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