TY - RPRT TI - Routine feedback to GPs who request microbiological tests is effective. AU - A P MacGowan AU - R Feeney AU - I Brown AU - S Mcculloch AU - D Reeves AU - A Lovering PY - 1996 DO - 10.1136/bmj.312.7044.1481b UR - https://pubmed.ncbi.nlm.nih.gov/8664656/ ID - 8664656 ER -