सानदुंजों बिगुरगेजेरजों भिटामिननि दानायजों बेगेंबेरामफोरखौ होबथानाय आरो सोखानाया थियै गोख्रोङौ गायजनजाबाय ।
The prevention and cure of rickets by the formation of vitamin D through the skin by sunlight is of course firmly established .