Artikel Jurnal
Erlina Burhan, author
Asian Pacific Society of Respirology, 2011
Artikel Jurnal
Menezes, Francis A., author
Tata McGraw-Hill, 1977
Buku Teks
Cruickshank, Henry M., author
Richard D. Irwin, 1958
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David, Fred R., author
Pearson, 2009
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