?? ??? ????? ??????????? ???? ?????? ??? ????? ??? ???? ???? ?? ???????? ??? ?????? ???????? ???????? ??????? ????????? ??? ??? ???? ?? ??????? ???????? ????? ?????? ???????? ??????? ??????? ??? ??? ????? ?????? ?????.

????? ??????????? ???? ????? ?? ??????? ??????? ????? ?????? ???????? ????? ???? ???? ????? ??? ??????? ??? ??????? ??????? ????? ??????? ?????? ???????. ???? ??? ??????? ????? ??? ???? ?????? ???????? ???????????? ??? ??????????? ???? ???? ???? ?? ????? ??? ??????? ??? ????? ??? ?? ???? ????? ??? ?????? ??? ????? ????? ??????????? ???? ????? ?? ??????? ????????.

????? ??????????? ?? 60% ??? 70% ?? ???????? ??? ????? ??? ????? ?????? ???????? ?????? ??????? ??????? ??????? ??????????? ??????? ????? ??? ??? ??? ??????? ?????? ??? ??????? ???? ?????? ????? ??????? ??????????.

?? ??????? ??????? ???? ???????????? ???? ???? ??????? ???? ??????? ??? ???? ???? ???? ????. ???? ??????????? ?????? ????? ??? ?????? ???? ????. ??? ?? ?????? ??? ??????? ????? ?? ???? ???? ??????? ??? ????? ?????? ????? ???? ??? ?????? ???? ???? ??????.

??? ??? ??????? ??????? ?? ????? ?? ????? ???? ???? ??????????? ??? ??? ???????. ?????? ???? ?? ????? ????? ???????? (WHO) ?????? ?????? ??????? ????????? (FDA) ??????????? ?????? ????? ???. ??? ????? ???????? ??? ????? ?? ????? ????????? ??????????? ?? ??? ??? 20 ?/?? ?? ??? ?????? ?????? ???? ????? ????? ???? ?? ? ???? ??? ?? ?? ??? ????? ??????. ?? ????? ????? ???????????? ???? ?????? ??? ??????? ????????? ??????? ?????? ?? ?????? ?????? ??????? ??? ?? ??? ??????? ????????. ????? ?????? ???? ????? ?? ???????????? ?? ???? ?????? ?????? ???????? ??? ???? ??? ?????? ????? ???????? ?????? ?? ??????? ??????? ??? ???? ???? ??????? ?? ?????? ????? ????????. ????? ???? ?????? ?? ????? ??? ???????? ??? ????? ??????? ????????. ?? ????? ????? ?? ????? ???? ????? ?? ??????????? ??????? ???????? ??? ???? ??? ?????? ?????.

????? ??????????? ?????? ????? ?????? ????? ??? ????? ????? ???????? ??????. ??????? ?? ????? ??????? ?????? ????? ????? ????? ?????? ??? ???? ????? ????? ????? ????? ?? ?????? ????? ???? ????? ????? ???????? ????? ??? ???? ???????. ?????? ?? ?????? ??????? ????? ????? ?????? ?????? ???? ????? ???????? ?????????? ???? ???? ??????? ????? ?????? ??? ????? 10 ??????/100 ?? ?? ?????? ????? ????? ??????? ?? ???? ????? ???? ????????? ??????? ????? ??????????? ??? 78% ?89% ?? ???? ????? ???? ????????? ???????? ?????? ????? ??????????? ?? ???? ??????????? ??? 11.2 ?12.8 ????/100 ??.