Aspects related to the inference of causality in cross-sectional studies. Comments on: "8-Hydroxy-2'-deoxyguanosine protein immunoexpression is associated with the pathogenesis of actinic cheilitis".

Autor: Martins IMC; Department of Infectology, Dermatology, Imaging Diagnosis and Radiotherapy, Faculty of Medicine, Universidade Estadual Paulista, Botucatu, SP, Brazil., Miola AC; Department of Infectology, Dermatology, Imaging Diagnosis and Radiotherapy, Faculty of Medicine, Universidade Estadual Paulista, Botucatu, SP, Brazil., Garbers LEFM; Department of Infectology, Dermatology, Imaging Diagnosis and Radiotherapy, Faculty of Medicine, Universidade Estadual Paulista, Botucatu, SP, Brazil., Miot HA; Department of Infectology, Dermatology, Imaging Diagnosis and Radiotherapy, Faculty of Medicine, Universidade Estadual Paulista, Botucatu, SP, Brazil. Electronic address: helio.a.miot@unesp.br.

Publikováno v: Anais brasileiros de dermatologia [An Bras Dermatol] 2024 Sep-Oct; Vol. 99 (5), pp. 793-794. Date of Electronic Publication: 2024 Jun 13.