共 11 条
[3]
DOUGLAS AS, 1957, LANCET, P616
[5]
GRAHAM JB, 1953, AM J MED SCI, V225, P46
[6]
MCGOVERN JJ, 1958, J LAB CLIN MED, V51, P386
[7]
MOORE FJ, 1951, STATISTICS MEDICAL S, P1
[8]
NILSSON IM, 1959, ACTA MED SCAND, V165, P357