This study investigated the feasibility of H2 production by acid corrosion, employing a by-product from the fertilizer industry (Hexafluorsilic acid - H2SiF6) and waste iron sources.Different masses of metal from three different sources: iron powder (waste from metal workshops), steel Collections wool and rebar (construction waste), were reacted wi
Abstract Background When a randomised trial is subject to deviations from randomised treatment, analysis according to intention-to-treat does not estimate two important quantities: relative treatment efficacy and effectiveness in a setting different from that in the trial.Even in trials of a predominantly pragmatic nature, there may be numerous rea
Abstract Background On mammography many cancers may be missed even in retrospect either due to the breast density, the small size of the tumor or the subtle signs of cancer that are imperceptible.We aimed to compare the sensitivity of artificial intelligence (AI) to that of digital mammography in the detection of different types of breast Lipsticks