1. Impact of sex and gender on COVID-19 outcomes in Europe;Gebhard;Biol Sex Differences,2020
2. Covid 19 - clinical picture in the elderly population: a qualitative systematic review;Neumann-Podczaska;Aging Dis,2020
3. Risk factors of critical & mortal COVID-19 cases: a systematic literature review and meta-analysis;Zheng;J Infect,2020
4. COVID-19: specific and non-specific clinical manifestations and symptoms: the current state of knowledge;Baj;J Clin Med,2020
5. Assessment and treatment of older individuals with COVID 19 multi-system disease: clinical and ethical implications;Lauretani;Acta Biomed,2020