On 28 September 2020, the WHO published a document entitled "WHO guideline on country pharmaceutical pricing policies".
The document on WHO pricing policies contains several references to the Transparency Resolution sent to WHO by Giulia Grillo (Former Minister of Health) and Luca Li Bassi (Former Director General of AIFA), which was approved at the 72nd World Health Assembly in 2019.
There are 10 key policy points in terms of drug pricing that represent the evidence and recommendations of the WHO.
Here is our summary (in Italian) of the document