- Vaccine Administration
- Restrictions, Precautions, and High-Risk Groups
- Vaccine Safety
- Immunization for Travelers
Also of Interest
There are 3 types of parasites: protozoa, helminths (worms), and ectoparasites such as scabies and lice. Parasitic infections due to protozoa and helminths are responsible for substantial morbidity and mortality worldwide. They are prevalent in which of the following?