These are the most frequently used words in this book.
abdominal
animals
areas
blood
body
brain
cases
cats
cause
centers
child
children
common
condition
contact
contaminated
cooked
country
cysts
day
diarrhea
diet
dis
disease
dog
dr
eating
eggs
even
fever
first
fish
fluke
food
form
found
giardia
health
home
host
human
illness
immune
include
individuals
infected
infection
intestinal
intestine
known
larvae
liver
lungs
may
meat
medical
method
mouth
new
often
organism
pain
parasites
parasitic
patients
people
percent
pets
pork
problems
produce
raw
risk
roundworm
should
since
skin
small
soil
source
states
stool
symptoms
system
take
tapeworm
test
three
time
tissue
tract
travel
treatment
two
use
used
water
weeks
worms
years