Results: In terms of knowledge before intervention, the mean score was 10.0 ± 2.89 points out of the total score of 22, after one week intervention there was a clear improvement in the average score of knowledge with 19.6. ± 3.01 and maintained at a high level after one month intervention reached 18.6 ± 4.00 out of the total score of 22; the differences were statistically significant with p < 0.001.