Letter from B. Dyos and L. Frith, Miles - Cutter Laboratories, to Jack Wood, re Key Indicator Report - June 1986. Shows sales figures in 1986, discusses the availability of HIV antibody screened material, notes that some Centre Directors will use up existing stocks of unscreened Koate HT, and that Alpha, Armour, and BPL all have 100% HIV screened material.