1 Subjects: “...Hand Hygiene / methods...”

2 Subjects: “...dental hygiene...”

3 Subjects: “...sleep hygiene...”

4 Subjects: “...hygiene...”

5 “... and hygiene education directed towards children and staff in kindergarten and primary school, significantly...”

6

7

8 “... to the abolition of this system. Besides hygienic, moral, and human rights concerns, the discussion also involved...”