1. First trimester chorionic gonadotropin measurements as an aid in the diagnosis of early pregnancy disorders;Braunstein, G.D.; Karow, W.G.; Gentry, W.C.; Rasor, J.; Wade, M.E.;AmJ Obstet Gynecol,1978
2. Dipstick method for human chorionic gonadotropin suitable for emergency use on whole blood and other fluids;Norman, R.J.; Lowings, C.; Chard, T.;Lancet,1985
3. The effect of the UK seat belt legislation on restraint usage by children;Lowne, R.; Roberts, A.; Roy, P.; Hill, K.; Jones, H.,1984
4. Injuries to children in automobiles in relation to seating location and restraint use;Williams, A.F.; Zador, P.;AccidentAnalysis and Prevention,1977
5. The use of restraint by children in automobiles;Booth, M.,1983