You can use the appropriate citation option from below to add a reference to this page.
"HSOS." Fullformexpand.com, https://www.fullformexpand.com/hsos/615519. Accessed 5 Jan. 2026.
Fullformexpand.com, 2026. "HSOS." Accessed January 5, 2026. https://www.fullformexpand.com/hsos/615519.
"HSOS." (n.d.). Fullformexpand.com. Retrieved January 5, 2026, from https://www.fullformexpand.com/hsos/615519.
HSOS. (2026). Fullformexpand.com. Available at: https://www.fullformexpand.com/hsos/615519 (Accessed: 5 January 2026).