| API | alkaline protease inhibitor; Analytical Profile Index; arterial pressure index; atmospheric pressure... |
|---|---|
| DI | date of injury; defective interfering [particle]; dentinogenesis imperfecta; deoxyribonucleic acid i... |
| FSI | foam stability index; Food Sanitation Institute; functional status index; function status index |
| PDI | pain disability index; periodontal disease index; plan-do integration; psychomotor development index... |
| RPI | regional perfusion index; relative percentage index; reticulocyte production index, ribose 5-phospha... |