See ISPE Guidelines 16.11.[Rule 43.4; ]
Source: http://www.epo.org/law-practice/legal-texts/html/guidelinespct/e/b_x_3_2.htm
Date retrieved: 17 May 2021
Source: http://www.epo.org/law-practice/legal-texts/html/guidelinespct/e/b_x_3_2.htm
Date retrieved: 17 May 2021