History of Medicine Greeks and Romans
Information on the four humors: Black Bile, Yellow Bile, Phlegm, and Blood.
The Hippocratic Humoural Theory
Information on the humoural theory and the philosophers who contributed to it.
HISTNEUR-L: The History of Neuroscience Internet Forum
Explains what Black bile (kole melaina), phlegm, melancholy and yellow bile mean in a modern context.

