biology 2 [vynechat] biológia 2 [vynechat] Covid-19 1 [vynechat] Covid-19 (disease) 1 [vynechat] DNA (nukleová kyselina) 1 [vynechat] deoxyribonucleic acid 1 [vynechat] dezinformácie 1 [vynechat] disinformation 1 [vynechat] genetics 1 [vynechat] genetika 1 [vynechat] infections 1 [vynechat] infekcie 1 [vynechat] nursing 1 [vynechat] osobná bezpečnosť 1 [vynechat] ošetrovateľstvo 1 [vynechat] pacienti 1 [vynechat] patients 1 [vynechat] personal safety 1 [vynechat] scientific reports 1 [vynechat] vedecké práce 1 [vynechat]