SINAGA, Sarma Eko Natalia.
 Faktor-faktor yang Berhubungan dengan Status Menarche di SMP X di Rangkabitung.
<strong>Coping: Community of Publishing in Nursing</strong>, [S.l.], v. 3, n. 2, oct. 2015.
ISSN 2715-1980.
Available at: &lt;<a href="http://103.29.196.112/index.php/coping/article/view/15683" target="_new">http://103.29.196.112/index.php/coping/article/view/15683</a>&gt;. Date accessed: 05 mar. 2026.