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Electronic search strategy in PubMed.
| ID | Search terms | Number of PubMed hits |
|---|---|---|
| #1 | Doctor shopping[Text Word] | 153 |
| #2 | Doctor shopper[Text Word] | 8 |
| #3 | Physician shopping[Text Word] | 2 |
| #4 | Physician shopper[Text Word] | 28 |
| #5 | Double doctoring[Text Word] | 4 |
| #6 | Drug seeking patient[Text Word] | 10 |
| #7 | (physician) AND switch* | 2514 |
| #8 | (doctor) AND switch* | 1959 |
| #9 | #1 OR #2 OR #3 OR #4 OR #5 OR #6 OR #7 OR #8 | 2837 |
