| CSB | Compulsive sexual behaviors |
| DLPFC | dorsolateral prefrontal cortex |
| DSM | Diagnostic and Statistical Manual of Mental Disorders |
| ED | erectile dysfunction |
| fMRI | functional magnetic resonance imaging |
| IIEF | International Index of Erectile Function |
| MRI | magnetic resonance imaging |
| NAc | nucleus accumbens |
| OSAs | online sexual activities |
| PTSD | posttraumatic stress disorder |
| PIED | pornography-induced erectile dysfunction |
| VTA | ventral tegmental area |
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