The Apollo Structured Vocabulary: an OWL2 ontology of phenomena in infectious disease epidemiology and population biology for use in epidemic simulation. - William R. Hogan; Michael M. Wagner 001; Mathias Brochhausen; John D. Levander; Shawn T. Brown; Nicholas Millett; Jay DePasse; Josh Hanna (J. Biomed. Semant., 2016)