*''[https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6179015/ The complexity of loneliness]'', Acta Biomed. 2018; 89(2): 302–314. doi: 10.23750/abm.v89i2.7404 | *''[https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6179015/ The complexity of loneliness]'', Acta Biomed. 2018; 89(2): 302–314. doi: 10.23750/abm.v89i2.7404 |