- †Indirect oversight = non-practitioner that provides 1000 sows worth or less with direct veterinary services
- ††Direct oversight = practitioner or a non-practitioner that provides > 1000 sows worth with direct veterinary services. Ŧ Cells are color conditioned on blue to white with higher percentages as darkest blue
- JSHAP = Journal of Swine Health and Production, JAVMA = Journal of the American Veterinary Medical Association, JVDI = Journal of Veterinary Diagnostic Investigation