Table 1.
Codes of RPW samples were collected from spots in three governorates of the Western region of KSA (e.g., Jeddah, Makkah, and Taif).
| Code | Collection spot |
|---|---|
| W1 | Jeddah |
| W2 | |
| W3 | |
| W5 | Makkah |
| W7 | |
| W9 | |
| W12 | Taif |
| W13 | |
| W14 |
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