There are multiple definitions:

1. μ-opioid receptor(English)

   • MOP, PAG-RVM
   • Receptors, Anesthesiology/analgesia, Pain
   • https://doi.org…155/2009/462879

2. median odds ratio(English)

   • may be used to assess the presence of clustering healthcare-seeking behavior for symptoms of acute respiratory infection
   • DHS
   • Statistics
   • https://doi.org…913-023-10065-x