References
- Betchaku T. A copper sulfate-silver nitrate method for nerve fibers of planarians. Stain Techn. 1960; 35: 215–18
- Bodian D. A new method for staining nerve fibres and nerve endings in mounted paraffin sections. Anat. Rec. 1936; 65: 89–97
- Palmgren A. A rapid method for selective silver staining of nerve fibres and nerve endings in mounted paraffin sections. Acta Zool. 1948; 29: 377–92