By Song D.S.   Yang J.S.   Oh J.S.   Han J.H.   Park B.K.   in Vaccine

ISSN:0264-410X|21|17|1833-1842

Elsevier‎(2003)‎

Access to resources Favorite 7.3264656

By Yun H. S.   Song D. S.   Cho J. M.   in Survey Review

ISSN:1752-2706|38|301|554-562

Maney Publishing‎(2006)‎

Access to resources Favorite 3.415449

By Song D. S.   Yun H. S.   Lee D. H.   in Survey Review

ISSN:1752-2706|40|307|19-28

Maney Publishing‎(2008)‎

Access to resources Favorite 3.415449