{Reference Type}: Letter {Title}: False-positive TPPA and TRUST syphilis test results in a patient with antiphospholipid syndrome and monoclonal immunoglobulinaemia. {Author}: Liu GL;Zhou XY;Dong RJ;Cao YK;Albarmaqi RA;Li YY; {Journal}: Sex Transm Infect {Volume}: 98 {Issue}: 4 {Year}: 06 2022 {Factor}: 4.199 {DOI}: 10.1136/sextrans-2021-055386 {Abstract}: