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Table 1 Search strategy used to identify articles in Ovid search engine

From: A systematic review of the challenges, emerging solutions and applications, and future directions of PET/MRI in Parkinson’s disease

Number

Search items

#1

[All fields] Parkinson’s disease.mp or Parkinson Disease/

#2

[All fields] PET-MRI.mp

#3

[All fields] Positron emission tomography/ and magnetic resonance imaging

#4

#2 OR #3

#5

#1 AND #4