Fine-touch pressure thresholds in the adult penis https://pubmed.ncbi.nlm.nih.gov/17378847/
https://pubmed.ncbi.nlm.nih.gov/23374102/
https://pubmed.ncbi.nlm.nih.gov/8800902/
https://ncbi.nlm.nih.gov/pubmed/21672947
Sensory innervation of the human male prepuce: Meissner's corpuscles predominate