共 31 条
[1]
BARRETTCONNOR E, 1987, NEW ENGL J MED, V317, P711
[3]
BULBROOK RD, 1971, LANCET, V2, P395
[5]
CUCKLE H, 1990, LANCET, V336, P449
[6]
DAYNES R A, 1992, Aging Immunology and Infectious Disease, V3, P135