[A simple and rapid method to test the permeability of condoms to viruses]. / Une méthode simple et rapide de contrôle de l'imperméabilité aux virus des préservatifs.

phi x 174 and T7 coliphages can be used to find out if condoms are virus-proof. Protection against hepatitis B virus or papillomavirus contamination is not assured when T7, a 65 nm broad virus, leaks through the condom. The simple test can be used to establish a quality control norm for condoms.