Authors: LJUNGQUIST B BERG S LANKE J MCCLEARN GE PEDERSEN NL

Citation: B. Ljungquist et al., THE EFFECT OF GENETIC-FACTORS FOR LONGEVITY - A COMPARISON OF IDENTICAL AND FRATERNAL-TWINS IN THE SWEDISH TWIN REGISTRY, The journals of gerontology. Series A, Biological sciences and medical sciences, 53(6), 1998, pp. 441-446

Authors: SIMMONS SF JOHANSSON B ZARIT SH LJUNGQUIST B PLOMIN R MCCLEARN GE

Citation: Sf. Simmons et al., SELECTION BIAS IN SAMPLES OF OLDER TWINS - A COMPARISON BETWEEN OCTOGENARIAN TWINS AND SINGLETONS IN SWEDEN, Journal of aging and health, 9(4), 1997, pp. 553-567

Authors: LJUNGQUIST B BERG S STEEN B

Citation: B. Ljungquist et al., DETERMINANTS SURVIVAL - AN ANALYSIS OF THE EFFECTS OF AGE AT OBSERVATION AND LENGTH OF THE PREDICTIVE PERIOD, Aging, 8(1), 1996, pp. 22-31

Authors: LJUNGQUIST B SUNDSTROM G

Citation: B. Ljungquist et G. Sundstrom, HEALTH AND SOCIAL NETWORKS AS PREDICTORS OF SURVIVAL IN OLD-AGE, Scandinavian journal of social medicine, 24(2), 1996, pp. 90-101

Authors: LJUNGQUIST B BERG S STEEN B

Citation: B. Ljungquist et al., PREDICTION OF SURVIVAL IN 70-YEAR OLDS, Archives of gerontology and geriatrics, 20(3), 1995, pp. 295-307