Anggi Hanafiah Syanif, Joni Haryanto, Elida Ulfiana. Fulfillment of Sleep Needs in Elderly Insomnia in South Sibolga District, Sibolga City. J. Nurs. Pract [Internet]. 2022 Oct. 29 [cited 2025 Sep. 11];6(1):67-74. Available from: https://www.thejnp.org/index.php/jnp/article/view/196