5. invite a friend. Family members, individuals and members of communities unfamiliar with consistent illumination. Take care of the correct factors that cause health problems in the community.
5. invite friends, family members, A person familiar and members of the community to jointly monitor the correct factors. The cause health problems in the community.
5. To persuade friends, family members. A person familiar and community members in common monitor. Take care of correction factors that cause health problems in the community.