PT - JOURNAL ARTICLE AU - D. M. Smith TI - TESTING FOR CO-OPERATION IN TODDLERS DP - 1976 Mar 01 TA - The Journal of the Royal College of General Practitioners PG - 204--204 VI - 26 IP - 164 4099 - http://bjgp.org/content/26/164/204.2.short 4100 - http://bjgp.org/content/26/164/204.2.full SO - J R Coll Gen Pract1976 Mar 01; 26