Elwing B., Kullberg C., Kucinskiene Z., Björegren M., Abaravicius A., and Kristenson M. “A Comparative Study of Food Intake Between Lithuanian and Swedish Middle-Aged Men: The LiVicordia Study”. Food & Nutrition Research, Dec. 2001, pp. 126-30, doi:10.3402/fnr.v45i0.1793.