The difference knowledge about hand wash before and after counselling at student Class VII MTS Darul Huda Ponorogo
The health and hand cleanliness can prevent micro organism infectious and decrease nosoc mial infectious frequency. However, some people don't wash their correctly before doing activities. The research method which was pre experimental design. The total population was 461 students. The sample s...
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| Main Authors: | , |
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| Format: | Book |
| Published: |
Akbid Harapan Mulya Ponorogo,
2018-04-01T00:00:00Z.
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| Online Access: | Connect to this object online. |
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