| Novel roles of vitamin D in disease: what is new in 2011? S Makariou, EN Liberopoulos, M Elisaf, A Challa European journal of internal medicine 22 (4), 355-362, 2011 | 194 | 2011 |
| Vitamin D: a necessity for children and adolescents in Greece D Lapatsanis, A Moulas, V Cholevas, P Soukakos, ZL Papadopoulou, ... Calcified Tissue International 77, 348-355, 2005 | 153 | 2005 |
| Metabolic acidosis inhibits growth hormone secretion in rats: mechanism of growth retardation A Challa, RJ Krieg Jr, MA Thabet, JD Veldhuis, JC Chan American Journal of Physiology-Endocrinology and Metabolism 265 (4), E547-E553, 1993 | 136 | 1993 |
| Effect of metabolic acidosis on the expression of insulin-like growth factor and growth hormone receptor A Challa, W Chan, RJ Krieg Jr, MA Thabet, F Liu, RL Hintz, JCM Chan Kidney international 44 (6), 1224-1227, 1993 | 134 | 1993 |
| Breastfeeding and vitamin D status in Greece during the first 6 months of life A Challa, A Ntourntoufi, V Cholevas, M Bitsori, E Galanakis, S Andronikou European journal of pediatrics 164, 724-729, 2005 | 122 | 2005 |
| Serum adiponectin levels, insulin resistance, and lipid profile in children born small for gestational age are affected by the severity of growth retardation at birth EN Evagelidou, VI Giapros, AS Challa, DN Kiortsis, AA Tsatsoulis, ... European Journal of Endocrinology 156 (2), 271-277, 2007 | 109 | 2007 |
| The association between vitamin D status and infectious diseases of the respiratory system in infancy and childhood D Zisi, A Challa, A Makis Hormones 18, 353-363, 2019 | 102 | 2019 |
| Reduced serum insulin-like growth factor-1 (IGF-1) and IGF-binding protein-3 levels in adults with inflammatory bowel disease KH Katsanos, A Tsatsoulis, D Christodoulou, A Challa, A Katsaraki, ... Growth Hormone & IGF Research 11 (6), 364-367, 2001 | 99 | 2001 |
| Blueberry juice used per os in upper abdominal MR imaging: composition and initial clinical data AH Karantanas, N Papanikolaou, J Kalef-Ezra, A Challa, ... European radiology 10, 909-913, 2000 | 72 | 2000 |
| Vitamin D and stroke: promise for prevention and better outcome S E Makariou, P Michel, M S Tzoufi, A Challa, H J Milionis Current vascular pharmacology 12 (1), 117-124, 2014 | 64 | 2014 |
| Prothrombotic state, cardiovascular, and metabolic syndrome risk factors in prepubertal children born large for gestational age EN Evagelidou, VI Giapros, AS Challa, VK Cholevas, GA Vartholomatos, ... Diabetes Care 33 (11), 2468-2470, 2010 | 58 | 2010 |
| The relationship of vitamin D with non-traditional risk factors for cardiovascular disease in subjects with metabolic syndrome S Makariou, E Liberopoulos, M Florentin, K Lagos, I Gazi, A Challa, ... Archives of Medical Science 8 (3), 437-443, 2012 | 51 | 2012 |
| Serum transferrin receptor, ferritin, and reticulocyte maturity indices during the first year of life in ‘large’preterm infants V Schiza, V Giapros, K Pantou, P Theocharis, A Challa, S Andronikou European journal of haematology 79 (5), 439-446, 2007 | 49 | 2007 |
| Growth hormone and insulin-like growth factor in non-uremic acidosis and uremic acidosis. N Kuemmerle, RJ Krieg Jr, K Latta, A Challa, JD Hanna, J Chan Kidney International Supplement, 1997 | 49 | 1997 |
| Vitamin D metabolites (25‐hydroxyvitamin D, 24, 25‐dihydroxyvitamin D and 1, 25‐dihydroxyvitamin D) and osteocalcin in β‐thalassaemia A Moulas, A Challa, N Chaliasos, PD Lapatsanis Acta paediatrica 86 (6), 594-599, 1997 | 48 | 1997 |
| Cortisol secretion in stressed babies during the neonatal period G Economou, S Andronikou, A Challa, V Cholevas, PD Lapatsanis Hormone Research in Paediatrics 40 (5-6), 217-221, 1993 | 45 | 1993 |
| Serum osteoprotegerin, RANKL and fibroblast growth factor-23 in children with chronic kidney disease E Siomou, A Challa, N Printza, V Giapros, F Petropoulou, A Mitsioni, ... Pediatric Nephrology 26, 1105-1114, 2011 | 42 | 2011 |
| Study of growth hormone secretion and action in growth-retarded children with juvenile chronic arthritis (JCA) A Tsatsoulis, A Siamopoulou, C Petsoukis, A Challa, E Bairaktari, ... Growth Hormone & IGF Research 9 (2), 143-149, 1999 | 40 | 1999 |
| The relation of vitamin D status with metabolic syndrome in childhood and adolescence: an update AS Challa, SE Makariou, EC Siomou Journal of Pediatric Endocrinology and Metabolism 28 (11-12), 1235-1245, 2015 | 38 | 2015 |
| A technique for the measurement of orthophosphate in human erythrocytes, and some studies of its determinants A Challa, A Bevington, CM Angier, AJ Asbury, CJ Preston, RGG Russell Clinical Science 69 (4), 429-434, 1985 | 38 | 1985 |
