evidence acquisition a wide variety of treatment regimens exist for acne vulgaris including benzoil peroxide, retinoids, isotretinoids, keratolytic soaps, alpha hydroxy acids, azelaic acid, salicilic acid as well as hormonal, anti-androgen or antiseborrheic treatments. however, none of these methods is free of side effects and their exact role in therapy is not clear. in this paper apart from p...

the province of rudsar is located in the caspian littoral zone of iran. in 1970 an ophthalmic health survey was carried out in 25 units, which were selected by random sampling in these areas. a total of 2,165 persons were examined and the results of this evaluation have been prepared in 6 parts, consisting of ophthalmic conditions and health customs, infectious eye diseases, visual status and d...