AYOUB, George.
 Leucovorin is a More Efficacious Folate Source in High-Risk Pregnancies.
<strong>Medical Research Archives</strong>, [S.l.], v. 14, n. 4, may 2026.
ISSN 2375-1924.
Available at: &lt;<a href="https://esmed.org/MRA/mra/article/view/7425" target="_new">https://esmed.org/MRA/mra/article/view/7425</a>&gt;. Date accessed: 01 may 2026.