There are multiple definitions:

1. luteal phase defect(English)

   • disorder resulting from abnormal corpus luteum function associated with insufficient progesterone production
   • Gynecology
   • https://resolve…l-phase-defect/

2. lateral patellar displacement(English)

   • BSO, LPE, ACL, ITB, LCL, MCL
   • Musculoskeletal system, Injury, Knee
   • https://doi.org…nee.2020.04.009
   • https://doi.org…000000000000950

3. ligustrazine piperazine derivative(English)

   • ameliorates cognitive deficits through PPARγ-dependent enhancement of mitophagy
   • AD, APP, PPARγ, 15d-PGJ2
   • Cognitive function, Therapeutic approaches
   • https://doi.org…195-022-01092-7