Unmodified

So-called "foreign" words, i.e. those which the majority of languages have taken from one source, are used in Esperanto without modification, acquiring only Esperanto spelling; but when faced with a number of words derived from one root, it is better to leave only the fundamental word unmodified and from this create the derivatives according to the rules of Esperanto.

What happens to a protocol after it is prereviewed? Opin. After a protocol is prereviewed, the investigator submits a modified or unmodified protocol that must be processed for formal review by the IACUC.