Stub batch r15b — source conflicts

Conflict: [DermNet, POD in children, Dec 2018] says avoid oral tetracyclines under 12 years; [Kellen & Silverberg, Cutis, Dec 2017] say under 9. [CDC / AAP Red Book, 2018] say doxycycline can be used for ≤21 days without regard to age, and short courses do not stain teeth. Different drugs, durations and indications; no source gives a safe doxycycline course length for skin disease in under-8s. Unresolved — add to open_questions.

Conflict: [NES/BDNG/BAD joint statement, Feb 2024] and [Medscape, n.d.] define erythroderma as >90% of body surface. [NHS Scotland Right Decisions, n.d.] uses “>70–90%” as the emergency-referral threshold. Unresolved — add to open_questions.

Conflict: [NEA, Eczema causes and triggers, n.d.] says the Ecz-clusion List has 18 ingredients; [NEA, About the Seal of Acceptance, accessed Oct 2026] lists 32. Probably list growth, but unresolved — add to open_questions.