iv. to teach them this techne, should they desire to learn [it], without fee and written covenant, and to give a share both of rules and of lectures, and of all the rest of learning, to my sons and to the [sons]of him who has taught me and to the pupils who have both make a written contract and sworn by a medical convention but by no other. (from the Hippocratic oath – translated)
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nhttp://www.indiana.edu/~ancmed/oath.htm
