Mean LH, FSH, E2, and T levels in the two subjects who did not undergo BO were 5.4 ± 6.2 mIU/mL, 8.8 ± 5.2 mIU/mL, 41.7 ± 0.0 pg/mL, and 4.5 ± 0.0 ng/mL, respectively. Here, PLOD1 is linked to bronchiolitis obliterans syndrome.