In total, 155 questionnaires were distributed but only 70 physicians filled them correctly and were included in the study.
En total, fueron distribuidos 155 cuestionarios, pero solo 70 médicos lo completaron adecuadamente y se incluyeron en el estudio.
No total, foram distribuídos 155 questionários, mas apenas 70 médicos o preencheram adequadamente e foram incluídos no estudo.