Germs and Microbes  >  From Virusses to FUNGI, the human immune system, and new Information about Corona Covid-19 virus. 

First drawing of (mouth) bacteria Van Leeuwenhoek anno 1683,september 12.letter 39 .DELFT, THE NETHERLANDS

MICROBIOLOGY > MICROBIOLOGIE EN HET IMMUUNSYSTEEM

The cause of a microbial pandemic is poor hygienic behavior and naivity

Microbiologie Lessen Warnar Moll 4 Pag 1 53
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https://www.omroepbrabant.nl/nieuws/3275023/waar-raken-we-besmet-met-corona-vooral-thuis-bij-familie-en-op-het-werk

WAAR RAKEN WIJ BESMET ????