Gomes, R. R., Deepankar Kumar Basak, Kaniz Fatema, and Md. Rashidul Hasan. “A Young Lady With ANA Negative SLE and Secondary Anti Phospholipid Syndrome”. Indonesian Journal of Rheumatology, Vol. 12, no. 2, Feb. 2021, pp. 327-32, doi:10.37275/ijr.v12i2.154.