The Association of 25 Hydroxyvitamin D and Parathyroid Hormone with Metabolic Syndrome in Two Ethnic Groups in South Africa

• Jaya A. George ,

  * E-mail: jaya.george@wits.ac.za

  Affiliation Department of Chemical Pathology, National Health Laboratory Service and University of the Witwatersrand, Parktown, Johannesburg, South Africa

  ⨯
• Shane A. Norris,

  Affiliation Medical Reasearch Council/University of the Witwatersrand Developmental Pathways to Health Research Unit, University of the Witwatersrand, Parktown, Johannesburg, South Africa

  ⨯
• Hendrik Emmanuel van Deventer,

  Affiliation Lancet Laboratories, Auckland Park, Johannesburg, South Africa

  ⨯
• Nigel J. Crowther

  Affiliation Department of Chemical Pathology, National Health Laboratory Service and University of the Witwatersrand, Parktown, Johannesburg, South Africa

  ⨯