1. United Nations Department of Economic and Social Affairs (2019) World population prospects 2019: highlights. https://population.un.org/wpp/Publications/Files/WPP2019_Highlights.pdf
2. World Health Organization (2018) Ageing and helth. https://www.who.int/news-room/fact-sheets/detail/ageing-and-health
3. Jourard SM, Lasakow P (1958) Some factors in self-disclosure. Psychol Sci Public Interest 56(1):91
4. Jourard SM (1971) The transparent self. Van Nostrand Reinhold Company, New York
5. Halverson CF Jr, Shore RE (1969) Self-disclosure and interpersonal functioning. J Consult Clin Psychol 33(2):213