RESULTS	Three cases were basically cured , 20 were markedly effective , 7 were effective , with a total effective rate of 90.9 % in the group A ; and the corresponding figures were 7 , 28 , 21 cases and 93.3 % , respectively in group B with no significant difference between the group A and B ( P > 0.05 ) ; and 7 cases were markedly effective , 11 effective with a total effective rate of 66.7 % in the group C with a significant difference as compared with the group A and B ( P < 0.05 , P < 0.001 ) .\