. 2018 Aug 28;9:1585. doi: 10.3389/fpsyg.2018.01585
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| (A) | (B) | (C) | (D) |
| 1 → 2 | 1 → 1 | 1 → 2 | 1 → 1 |
| 2 → 3 | 2 → 3 | 2 → 2 | 2 → 2 |
| 3 → 6 | 3 → 2 | 3 → 3 | 3 → 2 |