American Red Cross turns its back on stem-cell grant

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"Difficult back", turns into "less difficult back" by ultrasonography

Corresponding author: Yoon-Hee Kim, M.D., Ph.D., Department of Anesthesiology and Pain Medicine, College of Medicine, Chungnam National University, Munhwa-ro, Jung-gu, Daejeon 301-721, Korea. Tel: 82-42-280-7840, Fax: 82-42-280-7968, E-mail: [email protected] This is an open-access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http:// creative...

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ژورنال

عنوان ژورنال: Nature

سال: 2002

ISSN: 0028-0836,1476-4687

DOI: 10.1038/415719b