title: Is Friday leukemia a non-entity?
authors: Sara
authors: S
authors: Velázquez-Sánchez-de-Cima
authors: Gabriela
authors: G
authors: Zamora-Ortiz
authors: Uxmal
authors: U
authors: Rodriguez-Morales
authors: Guillermo José
authors: GJ
authors: Ruiz-Arguelles
mesh_terms: D005858:Germany / Q000453:epidemiology; D006801:Humans; D007938:Leukemia / Q000453:epidemiology*; D013997:Time Factors