title: Nitroglycerine ointment as aid to venous cannulation in children.
mesh_terms: D000287:Administration, Topical; D000367:Age Factors; D002404:Catheterization / Q000379:methods*; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D005996:Nitroglycerin / Q000008:administration & dosage*; D009824:Ointments; D014680:Veins
chemical_list: D009824:Ointments; D005996:Nitroglycerin