Application of grafoplastic techniques for the development of the digital clamp of the boys and girls from 3 to 4 years of the educational unit Pedro Fermín Cevallos. (Review). roca [Internet]. 2020 Apr. 7 [cited 2026 Sep. 8];16(1):404-1. Available from: https://revistas.udg.co.cu/index.php/roca/article/view/1494