Chinese Medical Journal, Volume 112, Issue 4,1999, Pages 308,
Chinese Medical Journal, Volume 112, Issue 4,1999, Pages 352,
Chinese Medical Journal, Volume 112, Issue 4,1999, Pages 345,
Chinese Medical Journal, Volume 112, Issue 4,1999, Pages 312,
Chinese Medical Journal, Volume 112, Issue 4,1999, Pages 297,