title: The measurement of ammonia blood levels in patients taking valproic acid: looking for problems where they do not exist?
authors.forename: Joost
authors.initials: J
authors.lastname: Nicolai
authors.forename: Russell B
authors.initials: RB
authors.lastname: Carr
mesh_terms: D000641:Ammonia / Q000097:blood*; D000927:Anticonvulsants / Q000009:adverse effects*; D004827:Epilepsy / Q000188:drug therapy; D006801:Humans; D014635:Valproic Acid / Q000009:adverse effects*
chemical_list: D000927:Anticonvulsants; D014635:Valproic Acid; D000641:Ammonia