| anno | NIDP annotation data | 
| check_db | Check neuroimaGene database downloaded | 
| fs_anno | NIDP freesurfer annotation data | 
| listNIDPs | List NIDPs | 
| neuroimaGene | Main neuroimaGene query | 
| neuro_vis | 2D visualization plot of a neuroimaGene object | 
| ng_vignette | NeuroimaGene object for vignette illustration | 
| plot_gnNIDP | Gene by NIDP summary plot of neuroimaGene object | 
| plot_gns | Gene summary plot of neuroimaGene object | 
| plot_nidps | NIDP summary plot of NeuroimaGene object |