TY  - JOUR
A1  - Vaupel, J. W.
A1  - Zhang, Z.
T1  - Attrition in Heterogeneous Cohorts
Y1  - 2010
DO  - 10.4054/DemRes.2010.23.26
JF  - Demographic Research
VL  - 23
IS  - 26
SP  - 737
EP  - -748

ER  -