title: A new formulation of erythromycin stearate: blood and sputum levels in patients with chronic lower respiratory tract infection.
mesh_terms: D000042:Absorption; D000368:Aged; D002908:Chronic Disease; D004917:Erythromycin / Q000031:analogs & derivatives* / Q000097:blood / Q000378:metabolism; D006801:Humans; D008875:Middle Aged; D012141:Respiratory Tract Infections / Q000097:blood / Q000378:metabolism*; D013183:Sputum / Q000032:analysis*; D013997:Time Factors
chemical_list: D004917:Erythromycin; C011462:erythromycin stearate