Directive of the Rector of the Medical University of Lodz no 22/2020 of 10 March 2020by piotr.dolataupdated on 24 June 20209 April 2020 Directive of the Rector of the Medical University of Lodz no 22/2020 of 10 March 2020 on preventing spread of COVID-19 virus among members of the community of the Medical University of Lodz