Source Apportionment Home TopicsSource Apportionment Explore Subjects of Interest Mason's news archive contains fascinating stories about our students, faculty, research, and activities. Expand your knowledge on a variety of topics or read just for the fun of it. Search VIEW SUBJECT Faculty Profile (1) See all Faculty Profiles tagged "Source Apportionment" Jenna Krall, PhD Created July 27, 2016 / Updated January 30, 2018 Schools & Programs Population Health Center Global and Community Health Health Administration and Policy Nursing Nutrition and Food Studies Rehabilitation Science Social Work Population Health Center Global and Community Health Health Administration and Policy Nursing Nutrition and Food Studies Rehabilitation Science Social Work