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1 The Serum Alpha-antitrypsin Concentration of Coal Workers' Pneumoconiosis Patients
Bong Suk Cha, Ho Keun Chung, Jeong Pyo Hong
Korean J Occup Environ Med.1990;2(1):34-43.   Published online 2019 February 1     DOI: http://dx.doi.org/10.35371/kjoem.1990.2.1.34
   

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