JR, M. (1952). [Examination of cancer cells in sputum and bronchial secretions]. El Dia medico, 24(69), 1800.
Chicago Style (17th ed.) CitationJR, MCDONALD. "[Examination of Cancer Cells in Sputum and Bronchial Secretions]." El Dia Medico 24, no. 69 (1952): 1800.
MLA (9th ed.) CitationJR, MCDONALD. "[Examination of Cancer Cells in Sputum and Bronchial Secretions]." El Dia Medico, vol. 24, no. 69, 1952, p. 1800.
Warning: These citations may not always be 100% accurate.