Chmielewski, P., K. Borysławski, K. Chmielowiec, and J. Chmielowiec. “Longitudinal and Cross-Sectional Changes With Age in Selected Anthropometric and Physiological Traits in Hospitalized Adults: An Insight from the Polish Longitudinal Study of Aging (PLSA)”. Anthropological Review, vol. 78, no. 3, Dec. 2015, pp. 317-36, doi:10.1515/anre-2015-0025.