1Johns Hopkins University, School of Hygiene and Public Health, Baltimore, MD 21205, USA.
You might also read
Articles linked to this work by shared authors, journal, and citation graph.
Ric Pfeffer dedicated his career to improving working conditions in the United States. His advocacy challenged powerful forces, ultimately enhancing the quality of life for many, despite systemic marginalization.
Area of Science:
Background:
Purpose of the Study:
Main Methods:
Main Results:
Conclusions: