The Compendium of Caraka 3.6.20_1

3.6.20_1

prakṛtyantarabhedena rogānīkavikalpanam/
parasparāvirodhaśca sāmānyaṃ rogadoṣayoḥ//

The classification of the host of diseases according to differences in constitutional predisposition,
their mutual non-contradiction, and the commonality between disease and doshas;