TY - JOUR AN - 35 AU - Dai-ming,W. AU - Guo-chang,Z. AU - Shi-mei,Z. AU - Yu-cai,Z. TI - An epidemic of encephalitis and meningoencephalitis in children caused by echovirus type 30 in Shanghai JO - Chin Med J PY - 1993 VL - 106 SP - 767-769 M2 - 767 ER -