Media type: E-Article Title: Wintertime Vitamin D Deficiency in Male Adolescents: Effect on Parathyroid Function and Response to Vitamin D 3 Supplements Contributor: Guillemant, J.; Le, H.-T.; Maria, A.; Allemandou, A.; Pérès, G.; Guillemant, S. imprint: Springer Science and Business Media LLC, 2001 Published in: Osteoporosis International Language: Not determined DOI: 10.1007/s001980170040 ISSN: 0937-941X; 1433-2965 Origination: Footnote: