Anonymous. (2026). TODO: a single claim summarizing the set of plausible confounders (declining sleep, less unsupervised face-to-face time, changes in clinical screening practice) that the available studies cannot cleanly separate from social-media exposure. Isonomia. https://www.isonomia.app/a/omLayfJ4@a89faf6548eba5c1211f25328183238a435b80fcac06b53ac473c46948b33c9b