P. KUMAR, P. SHARMA, M. TOMAR, and R. TOMAR, “CLINICIANS DILEMMA: FALSELY UNDETECTED TSH LEVELS DUE TO TSH ISOFORM ON POPULAR COMMERCIAL IMMUNOASSAY IN INDIAN SUBJECT AND RETROSPECTIVE ANALYSIS”, JOCRIMS, vol. 8, no. 1, pp. 1-3, Jan. 2022.