共 5 条
[1]
DAVSON J, 1948, Q J MED, V17, P175
[3]
KINCAIDSMITH P, 1958, Q J MED, V27, P117
[4]
PORTER K A, 1963, Br Med J, V2, P639
[5]
SIMONSEN M, 1953, ACTA PATHOL MIC SC, V32, P1