MASZLAK, Vladimír et al. Zero Covid-19 incidence among two large shelters of homeless population in rural settlement- in march-to july 2020: an important role of partial lockdown. In Lekársky obzor, 2020, roč. 69, č. 11, s. 379-380. ISSN 0457-4214. Bratislava : HERBA, 2020.