By Freed G.L.   DeFriese G.H.   Williams D.   Behar L.   in Health Policy

ISSN:0168-8510|55|3|209-225

Elsevier‎(2001)‎

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By Litman P.   Behar L.   Elisha Z.   Yisraeli J.K.   Ginzburg I.   in Developmental Biology

ISSN:0012-1606|176|1|86-94

Academic Press‎(1996)‎

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