TY - RPRT TI - P50 values determined by tonometry and by simplified techniques. AU - R Giunta AU - A Tirelli AU - L Coppola AU - R Barillari AU - A Grassia AU - F Grandillo PY - 1984 UR - https://pubmed.ncbi.nlm.nih.gov/6525302/ ID - 6525302 ER -