CASTANHEIRA RODRIGUES, Sara et al.
 HELLER-DOR PROCEDURE: THE SURGICAL OPTION IN ACHALASIA.
<strong>Revista Portuguesa de Cirurgia</strong>, [S.l.], n. 48, p. 83-84, sep. 2020.
ISSN 2183-1165.
Available at: &lt;<a href="https://revista.spcir.com/index.php/spcir/article/view/833" target="_new">https://revista.spcir.com/index.php/spcir/article/view/833</a>&gt;. Date accessed: 25 apr. 2024.
doi: <a href="https://doi.org/10.34635/rpc.833">https://doi.org/10.34635/rpc.833</a>.