https://www.cancer.ie/ Irish cancer information website. Find information for prostate by entering in the search box.
http://www.mariekeating.ie An Irish cancer website. Click cancer information from the main menu and from drop down menu select 'prostate'.
https://www.mskcc.org/cancer-care/doctors/john-mulhall Website of Dr. John Mullhall. Scroll to bottom of page to view more videos on erectile
https://www.imedicare.co.uk/ A UK website to purchase both a manually operated vacuum pump and the Viberect. Select 'Products' from the main menu and select 'For Men' from the drop-down menu.
https://www.medintim.de/med_products/active-erection-system-nt/?lang=en German website to view details of electric motor (battery) operated Vacuum pump