Referencias Una columna vertebral sana se curva ligeramente en el cuello y en la parte superior e inferior de la espalda, formando una S. La curvatura natural es importante para la flexibilidad y estabilidad de la columna vertebral.
Corresponding author. Accepted Jun This article has been cited by other articles in PMC. Abstract The aim of this study is to validate the Danish, Norwegian and Swedish versions of the self-administered MacNew Heart Disease Health-related Quality of Life questionnaire in patients with ischemic heart disease.
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