共 28 条
[1]
ARMITAGE P, 1982, STATISTICIAN, V31, P119
[2]
BARKER N, 1982, B APPL STAT, V9, P67
[5]
Friedman LM, 1981, FUNDAMENTALS CLIN TR
[7]
GORE SM, 1981, BRIT MED J, V2, P426