a trial of three treatment schedules , consisting of 1 % gamma benzene hexachloride ( gbh ) lotion applied head to toe and left on the body for 2 , 6 , or 12 to 24 hours was conducted on an island of 2,076 persons , approximately 70 % of whom had clinical evidence of scabies .
C0005038
gamma benzene
C0036262
scabies