a stool of repentance

a stool sample

Artificial stool defecography

bar stool

bearing stool

Between stool and chair

black stool

bloody stool

blue on white drum stool with lotus design

Bristol Stool Form Scale

chrysanthemum stool miner

Clay-Colored Stool

diarrhea with fluid stool containing undigested food

diarrhea with undigested food in the stool

dry stool

Escherichia coli stool

fatty stool

Helicobacter pylon stool antigen

Helicobacter pylori stool antigen

Helicobacter pylori stool antigen HpSA