Quality control in PET/CT and PET/MRI: Results of a survey amongst European countries

•EFOMP set a Working Group (WG) to prepare a guideline for PET/CT/MRI Quality Control (QC).•The WG set a survey to map the current QCs situation.•123 answers from Medical Physics Experts of 24 countries were collected in the survey.•The results show a lack of harmonization in the PET QC procedures across Europe.•The collected data will help to tailor a set of simple and practical QCs.