title: Comment on: negative health implications of sickle cell trait in high income countries: from the football field to the laboratory.
authors.affiliation: Cardeza Foundation for Hematologic Research, Department of Medicine, Jefferson Medical College, Thomas Jefferson University, Philadelphia, PA, USA. samir.ballas@jefferson.edu.
authors.forename: Samir K
authors.initials: SK
authors.lastname: Ballas
mesh_terms: D000755:Anemia, Sickle Cell; D019049:Developed Countries; D005538:Football; D006801:Humans; D007753:Laboratories; D012805:Sickle Cell Trait
keywords: blood donation; haemolysis; prenatal diagnosis; sickle cell trait/anaemia; skeletal muscle