1. Ryan DH: Is there a desolation effect after dementia? A comparative study of mortality rates in spouses of dementia patients following admission and bereavement. Int J Geriatr Psychiatry1992; 7:331–339.
2.
2. Young M, Benjamin B, Wallis C: The mortality of widowers. Lancet1963; 2:454–456.
3.
3. Parkes CM, Benjamin B, Fitzgerals RG: Broken heart: A statistical study of increase of mortality among widowers. Br Med J1969; 1:740–743.
4.
4. Helsing KJ, Szklo N: Mortality after bereavement. Am J Epidemiol1981; 114:41–52.
5.
5. Clayton PJ: Mortality and morbidity in the first year of widowhood. Arch Gen Psychiatry1974; 30:747–750.