Medical Microbiology: Foundations & Pathogenesis
The NIH offers free lecture slides on emerging pathogens (Ebola, Zika, COVID-19) that are up-to-date. These are essential for virology modules.
Many universities post their course materials without a login wall.
Since no single free source is perfect, you should aggregate. Here is a strategy to build a comprehensive semester's worth of notes:
Medical Microbiology: Foundations & Pathogenesis
The NIH offers free lecture slides on emerging pathogens (Ebola, Zika, COVID-19) that are up-to-date. These are essential for virology modules.
Many universities post their course materials without a login wall.
Since no single free source is perfect, you should aggregate. Here is a strategy to build a comprehensive semester's worth of notes: