Chinese Medical Journal, Volume 112, Issue 04,1999, Pages 291, Dol:
Chinese Medical Journal, Volume 112, Issue 04,1999, Pages 297, Dol:
Chinese Medical Journal, Volume 112, Issue 04,1999, Pages 302, Dol:
Chinese Medical Journal, Volume 112, Issue 04,1999, Pages 308, Dol:
Chinese Medical Journal, Volume 112, Issue 04,1999, Pages 312, Dol: