400x
analyzing
care
cestode
disease
egg
exam
experiment
fecal
feces
fluke
health
helminthology
helminths
hookworm
human
hygiene
infection
intestinal
intestine
lab
laboratory
medical technology
micro
microbiology
microscope
microscopy
nematode
nutrition
organism
parasitic
patient
pinworm
protozoa
research
roundworm
sanitation
science
scientific
stool
tapeworm
test
whipworm
worm