title: Earlier work overlooked.
mesh_terms: D000241:Adenosine / Q000032:analysis*; D006801:Humans; D019271:Hypoxanthine; D007042:Hypoxanthines / Q000032:analysis*; D007288:Inosine / Q000032:analysis*; D008163:Luminescent Measurements; D011643:Publishing
chemical_list: D007042:Hypoxanthines; D019271:Hypoxanthine; D007288:Inosine; D000241:Adenosine