PT - JOURNAL ARTICLE ED - , TI - The Handedness of Kerrs DP - 1971 Dec 01 TA - The Journal of the Royal College of General Practitioners PG - 693--694 VI - 21 IP - 113 4099 - http://bjgp.org/content/21/113/693.short 4100 - http://bjgp.org/content/21/113/693.full SO - J R Coll Gen Pract1971 Dec 01; 21