共 10 条
[1]
FEDERICO G, 1979, B I SIEROTER MILAN, V58, P445
[2]
KLINBAUM DG, 1982, COMMUN STAT-THEOR M, V11, P485
[3]
MANTEL N, 1959, J NATL CANCER I, V22, P719
[4]
PASQUINI P, PREVALENCE HEPATITIS
[5]
PIETROPAOLO F, 1981, GIOR IT OST GIN, V1, P99
[6]
ZANETTI AR, 1978, B I SIEROTER MILAN, V57, P523
[7]
ZANETTI AR, 1978, B I SIEROTER MILAN, V57, P816
[8]
1977, TECHNICAL REPORT SER, V602
[9]
1979, ISTAT ANNUARIO STATI
[10]
1979, HAVAB RADIOIMMUNOASS