There are multiple definitions:
period perturbation quotient(English)
- average absolute difference between a period and the average of it and its closest neighbors
- APQ, HNR, GNE, MWC, NVF
- Speaking / language disorders
- https://doi.org…ice.2010.05.004
piperaquine(English)
- for the treatment of uncomplicated Plasmodium falciparum and Plasmodium vivax malaria
- DHA
- Malaria
- https://doi.org…936-022-04101-0
Phlegm Pattern Questionnaire(English)