LHB and neoplasm: TGFBR3L was associated to IRS of LHβ (median 2 [IQR 0–3] in TGFBR3L negative and median 6 [IQR 3–9] in TGFBR3L positive tumours, p < 0.001), but not to the IRS of FSHβ (p = 0.32).