García-Marqués , S, R Chillón-Martínez, S González-Zapata, M Rebollo-Salas, and J J Jiménez-Rejano , trans. 2017. “DESIGN AND RELIABILITY OF A QUESTIONNAIRE OR MEASURING SEVERITY OF INFANT COLIC”. Cuestiones De Fisioterapia 46 (1): 33-42. https://cuestionesdefisioterapia.com/index.php/es/article/view/208.