Incidence of nutritional support complications in patient hospitalized in wards. multicentric study - Agudelo Ochoa, Gloria María; Giraldo Giraldo, Nubia; Aguilar, Nora; Restrepo, Beatriz; Vanegas, Marcela; Alzate, Sandra; Martínez, Mónica; Gamboa, Sonia; Castaño, Eliana; Barbosa, Janeth; Román, Juliana; Serna, Angela María; et al. (Colombia Médica, 2012)