Comment on

• Intercommunity variations in the association between social ties and mortality in the elderly. A comparative analysis of three communities.

  Seeman TE, Berkman LF, Kohout F, Lacroix A, Glynn R, Blazer D. Seeman TE, et al. Ann Epidemiol. 1993 Jul;3(4):325-35. doi: 10.1016/1047-2797(93)90058-c. Ann Epidemiol. 1993. PMID: 8275207
• Glucose tolerance and mortality from ischemic heart disease in an elderly population. Impact of repeated glucose measurements.

  Feskens EJ, Bowles CH, Kromhout D. Feskens EJ, et al. Ann Epidemiol. 1993 Jul;3(4):336-42. doi: 10.1016/1047-2797(93)90059-d. Ann Epidemiol. 1993. PMID: 8275208
• Modification of the relationship between the Quetelet index and mortality by weight-loss history among older women.

  Rumpel C, Harris TB, Madans J. Rumpel C, et al. Ann Epidemiol. 1993 Jul;3(4):343-50. doi: 10.1016/1047-2797(93)90060-h. Ann Epidemiol. 1993. PMID: 8275209
• Physical activity and its association with plasma lipids and lipoproteins in elderly women.

  Danielson ME, Cauley JA, Rohay JM. Danielson ME, et al. Ann Epidemiol. 1993 Jul;3(4):351-7. doi: 10.1016/1047-2797(93)90061-8. Ann Epidemiol. 1993. PMID: 8275210
• Recruitment of adults 65 years and older as participants in the Cardiovascular Health Study.

  Tell GS, Fried LP, Hermanson B, Manolio TA, Newman AB, Borhani NO. Tell GS, et al. Ann Epidemiol. 1993 Jul;3(4):358-66. doi: 10.1016/1047-2797(93)90062-9. Ann Epidemiol. 1993. PMID: 8275211