Decree of the Ministry of Health No. 554/2007 (2014): https://www.slov-lex.sk/pravne-predpisy/SK/ZZ/2007/554/20140501; Decree of the Ministry of Health No. 75/2014 (2014): https://www.slov-lex.sk/pravne-predpisy/SK/ZZ/2014/75/20140501