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3. 3. Agnivesa. Charakasamhitha, sutrasthana, chapter 7, Sloka 33. 4th ed., Chaukhambha Sanskrit Sansthan, Varanasi, India, 1994a.
4. 4. Agnivesa. Charakasamhitha, Chikitsasthana, chapter 26, Sloka 44, 4th ed., Chaukhambha Sanskrit Sansthan, Varanasi, India, 1994b.
5. 5. Sushrutha. Sushruthasamhitha, Uttarathantra, chapter 59, Sloka 2, Krishnada Academy, Varanasi, India, 1980a.