Authors: Swaminathan Sethu, Rohit Shetty, Kalyani Deshpande, Natasha Pahuja, Nandini Chinnappaiah, Aarti Agarwal, Anupam Sharma, Arkasubhra Ghosh

Keywords: 1,25-dihydroxyvitamin D; 25-hydroxyvitamin D; Serum; Tears; Vitamin D.

PMID: PMC5009644

DOI: 10.1186/s40662-016-0053-7