TY - RPRT TI - Comparison of hearing screening methods. AU - O A Harrelson AU - D G Ferguson AU - G P Killian AU - I Zimmer PY - 1969 DO - 10.1111/j.1746-1561.1969.tb00919.x UR - https://pubmed.ncbi.nlm.nih.gov/5190711/ ID - 5190711 ER -