There are multiple definitions:

1. table of contents(English)

   • eTOC
   • Biomedical journals, Medical publications

2. test of cure(English)

   • rates are significantly higher for those who had previously kept their TOC appointment
   • STD
   • Economics and health care, Prognosis, Quality and outcomes, Transmissible disease
   • https://doi.org…0070(87)90429-3

3. time of contact(English)

   • refers to pedobarography as a screening tool for diabetic peripheral neuropathy
   • DPN
   • Neuropathy, Diabetes, Screening
   • https://www.eur…rg/article/6092

4. Time of Useful Consciousness(English)

   • a static ground-based aircraft is used for simulated emergencies
   • IMS
   • Military medicine, Emergency medicine
   • http://pubmed.n…h.gov/33620822/