TY - GEN AU - de Frutos-Lezaun,M AU - Martínez-Soroa,I AU - Ostra Beldarrain,M AU - Egia Zurutuza,A AU - Irastorza Larburu,M B AU - Fernandez Iriarte,A AU - Bachiller Cacho,M P TI - Determination of phosphate concentration and pH in artificial tear drops SN - 1989-7286 PY - 2017///1006 KW - Buffers KW - Drugs, Generic KW - chemistry KW - Humans KW - Hyaluronic Acid KW - analysis KW - Hydrogen-Ion Concentration KW - Hypromellose Derivatives KW - Lubricant Eye Drops KW - Phosphates KW - Povidone KW - Preservatives, Pharmaceutical KW - Spain KW - Spectrophotometry, Ultraviolet N1 - Publication Type: Comparative Study; Journal Article UR - https://doi.org/10.1016/j.oftal.2016.01.018 ER -