title: Comparison of theophylline blood levels: tablet vs. liquids.
mesh_terms: D006801:Humans; D008297:Male; D012996:Solutions; D013607:Tablets; D013806:Theophylline / Q000008:administration & dosage* / Q000097:blood*; D013997:Time Factors
chemical_list: D012996:Solutions; D013607:Tablets; D013806:Theophylline