TY - STAND AU - T. Khan AU - Y. El-Sockary AU - W. Hamilton AU - E. Shephard BT - Fam Pract DO - 10.1093/fampra/cmab153 PY - 2021 T2 - Fam Pract TI - Recognizing sinonasal cancer in primary care: a matched case-control study using electronic records SN - 0263-2136 ER -