RT Journal Article SR Electronic T1 Using an age-sex register JF The Journal of the Royal College of General Practitioners JO J R Coll Gen Pract FD British Journal of General Practice SP 379 OP 382 VO 25 IS 154 A1 Goodman, Mervyn YR 1975 UL http://bjgp.org/content/25/154/379.abstract AB A study of practices using an age-sex register suggested that more use could be made of registers, especially in preventive medicine. Difficulties in creating and maintaining the register, as well as analysing it, discourage many practices. Those who make full use of their register obtain great benefit from it.