The previously suggested dupe (nid:1548372451827) just described the difference between the surface characteristics of simple vs nodular, which indirectly informs the learner that there are at least those two ways to describe episcleritis.
The previously suggested dupe (nid:1548372451827) just described the difference between the surface characteristics of simple vs nodular, which indirectly informs the learner that there are at least those two ways to describe episcleritis.