Branch links a health milestone to the field of medicine it belongs to. Wikipedia describes smallpox as "an infectious disease caused by the variola virus," and its eradication is remembered chiefly within virology and vaccine science. This dimension groups milestones that belong to the same field of health work.
Facts
Comparison
Era of Emergence Branch
Sources
1. Wikipedia: Occupational safety and health
WikipediaOccupational safety and health, Beginnings sectionQuote, Occupational safety and health, Beginnings section
In 1473, Ulrich Ellenbog, a German physician, wrote a short treatise On the Poisonous Wicked Fumes and Smokes, focused on coal, nitric acid, lead, and mercury fumes encountered by metal workers and goldsmiths.
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