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Cosby holds a medical degree from Howard University College of Medicine and received research training at the National Heart Lung Blood Institute / National Institutes of Health (NIH) and Johns Hopkins University School of Medicine

Cryptococcus, found in bird poop and soil contaminated with it Histoplasmosis, which commonly occurs in the Mississippi and Ohio River valleys but can occur in other areas as well Aspiration pneumonia You can get aspiration pneumonia when you breathe in a foreign substance, like vomit, saliva, or food