A novel mutation in RHAG causing Rhnull phenotype in Colombia. Issue 9 (26th July 2021) - Junca, Tatiana Guerrero; Pinilla, Jenny Johanna; Sanjuanelo, Margaret; Lopez, Katerynne; Dezan, Marcia Regina; Peron, Ana Cláudia; Oliveira, Valéria B.; Conrado, Marina C. A. V.; Rocha, Vanderson; Mendrone‐Júnior, Alfredo; Dinardo, Carla Luana