Am I normal? A systematic review and construction of nomograms for flaccid and erect penis length and circumference in up to 15,521 men
BJU International (2015) - Comments
pubmed: 25487360  doi: 10.1111/bju.13010  issn: 1464-410x  issn: 1464-4096 

David Veale, Sarah Miles, Sally Bramley, Gordon Muir, John Hodsoll