` स्पाइन ससायटि अफ इण्डिया ` 30 बोसोरनिफ्राय बांसिन समनि 10 निफ्राय 15 कौटि मानसिफोरा बिखुंनि सानाय दं ।
According to ` Spine Society of India ` 10 to 15 crore people above 30 years of age are patients of backache .