المؤلفون: Tully, Keith, Koke, Kama, Garshick, Eric, Lieberman, Steven L., Tun, Carlos G., Brown, Robert

المصدر: Chest ; volume 112, issue 1, page 113-116 ; ISSN 0012-3692

الاتاحة: https://doi.org/10.1378/chest.112.1.113
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