Filtering by: Location Duke Medical Center Archives Remove constraint Location: Duke Medical Center Archives Collection Oral History Collection Remove constraint Collection: Oral History Collection Subject Biostatistics. Remove constraint Subject: Biostatistics. Subject DeLong, Elizabeth R. Remove constraint Subject: DeLong, Elizabeth R. Subject Duke University. Department of Biostatistics and Bioinformatics Remove constraint Subject: Duke University. Department of Biostatistics and Bioinformatics