Key points are not available for this paper at this time.
Mark M. Pitt, Mark R. Rosenzweig, Estimating the Intrahousehold Incidence of Illness: Child Health and Gender-Inequality in the Allocation of Time, International Economic Review, Vol. 31, No. 4 (Nov., 1990), pp. 969-989
Pitt et al. (Thu,) studied this question.