Moschonis, G. Androutsos, O. Hulshof, T. Sarapis, K. Dracopoulou, M. Chrousos, G.P. Manios, Y., Risk evaluation of vitamin D insufficiency or deficiency in children using simple scores: The Healthy Growth Study, Nutrition Research, (88), 19-27, 2021, ELSEVIER SCIENCE INC 360 PARK AVE SOUTH, NEW YORK, NY 10010-1710 USA, 0271-5317