呼吸道窘迫症候群(Respiratory distress syndrome)是因新生兒體內缺乏何種物質?
(A)黃體素(Progesterone)
(B)睪固酮(Testosterone)
(C)前列腺素(Prostaglandin)
(D)表面張力素(Surfactant)
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統計: A(2), B(7), C(7), D(724), E(0) #282852
統計: A(2), B(7), C(7), D(724), E(0) #282852