Dear Sirs, Please, does anybody know the NEMA Standard used to test kVp for mammography equipment? Thanks in advance. Sincerely, Lic. Yuri Ravello Evaluador-Inspector Oficina Técnico de la Autoridad Nacional Instituto Peruano de Energía Nuclear Calle Justo Vigil 456 - Magdalena del Mar Teléfono: +51.1.4631170 o +51.1.4631171 Fax: +51.1.4631166