Doors (1) Preservation (1) Conservation (1) Observations (1) Observations (1) Wild women (1) Cross-country running (1) Plumbing fixtures (1) World health (1) Wild men (1) Traffic flow (1) Size reduction of materials (1) Public health (1) Plumbing--Equipment and supplies (1) Plasmodium (1) Pan (Mammals) (1) Mutilation (1) Men (1) Human beings (1) Forests and forestry (1) Example (1) Communal living (1) Collective settlements (1) Research (1) Influence (1) Transmission devices (1) Transmission (1) Pathogens (1) Parasites (1) Health (1)