Benninghoven-Frey KM, Neuhaus N, Lahtinen AK, Krallmann C, Portela JM, Jarisch A, Nordhoff V, Soave A, Ba Omar HA, Sundin M, Langenskiöld C, Kliesch S, Stukenborg J-B, Jahnukainen K. Early testicular maturation is sensitive to depletion of spermatogonial pool in sickle cell disease. Haematologica 2022;107(4):975-979; https://doi.org/10.3324/haematol.2021.279253.