Birgit Ljungquist

The Effect of Genetic Factors for Longevity: A Comparison of Identical and Fraternal Twins in the Swedish Twin Registry

Birgit Ljungquist, Stacey L. Berg, Jan Lanke et al. · The Journals of Gerontology Series A · 1998 · 245 citations

The relationship of some negative events and psychological factors to periodontal disease in an adult Swedish population 50 to 80 years of age

Anders Hugoson, Birgit Ljungquist, Torbjørn Breivik · Journal Of Clinical Periodontology · 2002 · 169 citations

Selection Bias in Samples of Older Twins?

Sandra F. Simmons, Boo Johansson, Steven H. Zarit et al. · Journal of Aging and Health · 1997 · 70 citations

Family Medicine, Aging, Epidemiology Of Aging +18

Meaningfulness is not the most important component for changes in sense of coherence

Eva Bergman, Dan Malm, Birgit Ljungquist et al. · European Journal of Cardiovascular Nursing · 2011 · 29 citations

Immediately Loaded Implants with or without Abutments Supporting Fixed Partial Dentures: 1‐Year Results from a Prospective, Randomized, Clinical Trial

Catharina Göthberg, Ulrika André, Kerstin Gröndahl et al. · Clinical Implant Dentistry and Related Research · 2013 · 24 citations · Full text