There are multiple definitions:

1. photodynamic therapy(English)

   • photomedicine, choroidal neovascularization in AMD
   • AMD, mTHPC, PDD, IPDT, aPDI, PS, dPDT, PEM
   • Laser technique
   • https://doi.org…000605231204485

2. peak derived timing(English)

   • Signal analysis

3. psychodynamic psychotherapy(English)

   • CGT
   • Psychology, Therapeutic approaches

4. parental differential treatment(English)

   • actual feelings of stress and psychological distress may show stronger links with PDT than contexts that merely have the potential to cause stress
   • FSM, SES
   • Stress (test), Psychology
   • https://doi.org…1037/fam0000978

5. population-doubling-time(English)

   • e-SHED, o-SHED, qRT-PCR, SHED
   • Stem cell, Dentistry
   • https://doi.org…bio.2018.09.014