TY  - JOUR
A1  - Irwin, J.
T1  - The standard error of an estimate of expectation of life, with special reference to expectation of tumourless life in experiments with mice
Y1  - 1949
DO  - 10.1017/S0022172400014443
JF  - Journal of Hygiene
VL  - 47
IS  - 2
SP  - 188
EP  - -189

ER  -