1. Charak Samhita, Sutrasthana, Shada Virechana Shatasriteeya Adhyaya, 4/18. Available from: http://niimh.nic.in/ebooks/echarak. [Last accessed on 2021 Jan 20].
2. Chakrapani on Charak Samhita, Sutrasthana, Shadavirechanashatasriteeya Adhyaya, 4/8. Available from: http://niimh.nic.in/ebooks/echarak. [Last accessed on 2021 Jan 20].
3. Trikamji Y. Dravyaguna Vigyanam Purvardha. 7th ed. Nagpur: Baidyanath Ayurveda Bhawan Limited; 1997. p. 56.
4. Dalhan on Sushrut Samhita, Cikitsa Sthana, Dwivraneeya Chikitsa, 1/48. Available from: http://niimh.nic.in/ebooks/esushruta. [Last accessed on 2021 Jan 20].
5. Trikamji Y. Dravyaguna Vigyanam Purvardha. 7th ed. Nagpur: Baidyanath Ayurveda Bhawan Limited; 1997. p. 57.