The 1918 flu pandemic, commonly referred to as the Spanish flu, was a category 5 influenza pandemic caused by an unusually severe and deadly Influenza A virus strain of subtype H1N1.
Project Lead The Way (PLTW) is an American nonprofit organization that develops STEM curricula for use by US elementary, middle, and high schools.
A Prudent Lay Person (or Layperson, abbreviated PLP) is a standard for deciding if an Emergency Room visit is necessary and presenting condition(s) of the patient reasonably warrant immediate attention.