Tamhankar MA, Raza S, Brutsaert E, Urdaniz E, Vainilovich Y, Heyes A, Gildea L, Sales-Sanz M. The burden of illness in thyroid eye disease: current state of the evidence. Front Ophthalmol. 2025 Apr 16;5. doi: 10.3389/fopht.2025.1565762
Parsley (Edwards) TL. Review of the phantom respondents: opinion surveys and political representation. J Off Stat. 1994;10(3):351-5.