Barnes, Peter J.
Manson , 1994
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Metzger, Boyd E
american Medical Association, 2006
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Hughes, Rebecca, contributing writher; Chasnoff, Ira J., consultan; Ellis, Jeffrey W., consultan; Fainman, Zachary S., consultan; McDermott, Teri J., consultan
Publications International , 1991
Buku Referensi
Cohen, Barbara Janson
Wolters Kluwer, 2008
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Wegmann, T.
Editiones Roche, 1987
Buku Teks SO