RANIA ABDULFATTAH SHARAF, FUZ HINDI ALOTAIBI, YOUSEF SAUD ALOTAIBI, ABDULRAHMAN IBRAHIM AL FAHAD, NASSER KAED AL-SUBAIE, NASSER SULIMAN AL- NASSER and SAFAR BAYN ALOTAIBI, RAID SAAD QABIL ALHARTHI, ALI SUWAILEM ALOTAIBI, MAJDI MOHAMMED ALOSAYMI, ABDULLAH LTWEJRY, SULIMAN SALIM ALHWERENY 2025. THE ROLE OF LABORATORY PROFESSIONALS IN IMPROVING DIAGNOSTIC ACCURACY. TPM – Testing, Psychometrics, Methodology in Applied Psychology. 32, S6 (2025): Posted 15 September (Sep. 2025), 1845–1860.