Leeches and hepatitis B.
M
M
Narendranathan
D000328:Adult; D000818:Animals; D017043:Chalazion / Q000628:therapy*; D004199:Disease Vectors; D006509:Hepatitis B / Q000635:transmission*; D006801:Humans; D007865:Leeches; D008297:Male; D008515:Medicine, Ayurvedic