0HGLFLQH 7KURXJK WKH $UWLVWV (\HV %HIRUH 'XULQJ DQG $IWHU WKH +RORFDXVW < 0LFKDHO %DULODQ Perspectives in Biology and Medicine, Volume 47, Number 1, Winter 2004, pp. 110-134 (Article) 3XEOLVKHG E\ -RKQV +RSNLQV 8QLYHUVLW\ 3UHVV DOI: 10.1353/pbm.2004.0001 For additional information about this article Access provided by University of Nebraska - Lincoln (7 Jan 2016 13:41 GMT) http://muse.jhu.edu/journals/pbm/summary/v047/47.1barilan.html