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Prevalence and Risk Factors for Vitamin C Deficiency in North and South India: A Two Centre Population Based Study in People Aged 60 Years and Over

  • Ravilla D. Ravindran,

    Affiliation Aravind Eye Hospital Pondicherry, Pondicherry, India

  • Praveen Vashist,

    Affiliation Dr. Rajendra Prasad Center for Ophthalmic Sciences, All India Institute of Medical Sciences, New Delhi, India

  • Sanjeev K. Gupta,

    Affiliation Dr. Rajendra Prasad Center for Ophthalmic Sciences, All India Institute of Medical Sciences, New Delhi, India

  • Ian S. Young,

    Affiliation Centre for Public Health, School of Medicine, Dentistry and Biomedical Sciences, Queen's University Belfast, Belfast, United Kingdom

  • Giovanni Maraini,

    Affiliation Dipartimento di Scienze Otorino-Odonto-Oftalmologiche e Cervico Facciali, Sezione di Oftalmologia, Università degli Studi di Parma, Parma, Italy

  • Monica Camparini,

    Affiliation Dipartimento di Scienze Otorino-Odonto-Oftalmologiche e Cervico Facciali, Sezione di Oftalmologia, Università degli Studi di Parma, Parma, Italy

  • R. Jayanthi,

    Affiliation Aravind Eye Hospital Pondicherry, Pondicherry, India

  • Neena John,

    Affiliation Dr. Rajendra Prasad Center for Ophthalmic Sciences, All India Institute of Medical Sciences, New Delhi, India

  • Kathryn E. Fitzpatrick,

    Affiliation Faculty of Epidemiology and Population Health, London School of Hygiene and Tropical Medicine, London, United Kingdom

  • Usha Chakravarthy,

    Affiliation Centre for Vision and Vascular Science, School of Medicine, Dentistry and Biomedical Sciences, Queen's University Belfast, Belfast, United Kingdom

  • Thulasiraj D. Ravilla,

    Affiliation Lions Aravind Institute of Community Ophthalmology, Madurai, India

  • Astrid E. Fletcher

    astrid.fletcher@lshtm.ac.uk

    Affiliation Faculty of Epidemiology and Population Health, London School of Hygiene and Tropical Medicine, London, United Kingdom

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