Developing newborn screening for sickle cell disease in Nigeria Posted by: Nasara Danmaida Ifere and Larai Diana Gwani, Posted on: 13 August 2019 - Categories: NHS Sickle Cell and Thalassaemia Screening Programme Guest bloggers Larai Diana Gwani and Nasara Danmaida Ifere from Nigeria learned lots during a recent visit. Find out what made the biggest impression on them.