LEE, Do Kyeong; 						BARROS, Joao; 						HAUCK, Janet.
 Realistic dosage of tummy time practice during infancy..
<strong>Medical Research Archives</strong>, [S.l.], v. 9, n. 6, june 2021.
ISSN 2375-1924.
Available at: &lt;<a href="https://esmed.org/MRA/mra/article/view/2456" target="_new">https://esmed.org/MRA/mra/article/view/2456</a>&gt;. Date accessed: 25 apr. 2024.
doi: <a href="https://doi.org/10.18103/mra.v9i6.2456">https://doi.org/10.18103/mra.v9i6.2456</a>.