1. Neutral red;Marner;Acta Ophthal. (Kbh.),1978
2. Mucus on conjunctiva and cornea;Norn;Acta Ophthal. (Kbh.),1963
3. Trypan blue vital staining of cornea and conjunctiva;Norn;Acta Ophthal. (Kbh.),1967
4. Vital staining of cornea and conjunctiva (fluorescein-rose bengal mixture and tetrazolium-alcian blue mixture);Norn;Acta Ophthal. (Kbh.),1972a
5. Tetrazolium-alcian blue mixture I;Norn;Acta Ophthal. (Kbh.),1972b