title: Self-stabilising system for measuring infrared light back-scattered from vaginal tissue.
mesh_terms: D000818:Animals; D004582:Electronics, Medical; D004864:Equipment and Supplies; D004958:Estradiol / Q000494:pharmacology; D005260:Female; D006801:Humans; D007259:Infrared Rays; D012542:Scattering, Radiation; D012756:Sheep; D014621:Vagina / Q000187:drug effects / Q000502:physiology*
chemical_list: D004958:Estradiol