abstract
age
aggregates
appendix
associated
attacks
blood
body
carry
cloud
colon
component
concept
continue
count
defend
digestive
distributed
drug
esophagus
fact
gut
gutassociated lymphoid tissue
human
illustration
images
immune
important
intestine
invasion
keyword
keywords
large
largest
links
lymphocytes
lymphoid
major
mass
membrane
mucous
plasma
possesses
process
propria
protect
reduced
referred
research
ring
site
stomach
system
tag
tags
term
terms
tissue
tonsils
tract
treatment
types
typography
vermiform
word
words
works