title: Studies of cephalexin in "poor risk" patients.
mesh_terms: D000284:Administration, Oral; D000328:Adult; D000367:Age Factors; D000368:Aged; D000667:Ampicillin / Q000097:blood; D002506:Cephalexin / Q000008:administration & dosage / Q000378:metabolism*; D005122:Exudates and Transudates / Q000378:metabolism; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007234:Infant, Premature; D007235:Infant, Premature, Diseases / Q000378:metabolism*; D007440:Intubation; D012306:Risk; D013997:Time Factors
chemical_list: D000667:Ampicillin; D002506:Cephalexin