共 10 条
[1]
BUFILL E, 1993, SCHWEIZ ARCH NEUROL, V144, P316
[4]
DEAN G, 1976, BRIT MED J, V11, P861
[6]
THE FREQUENCY OF MULTIPLE-SCLEROSIS IN MEDITERRANEAN EUROPE - AN INCIDENCE AND PREVALENCE STUDY IN BARBAGIA, SARDINIA, INSULAR ITALY
[J].
ACTA NEUROLOGICA SCANDINAVICA,
1983, 68 (02)
:84-89
[7]
MATIASGUIU J, 1993, NEUROEPIDEMIOLOGIA
[9]
RIISE T, 1992, ACTA NEUROL SCAND, V85, P212