AsshowninTable1,thescabbedareasonthefifteenthday,andthedecrusta tiontimeswereshorterinSHpowdergr Thescabbed areasonthefifteenthdayandthedecr positivecontrolgroup .Thepathologicalexaminationofthes thatthethicknessofepidermisobvio,thebloodvesselsdilatationa ......