Measuring Systemic Lupus Erythematosus Activity during Pregnancy: Validation of the Lupus Activity Index in Pregnancy Scale

1. Ruiz-Irastorza, G.
2. Khamashta, M.A.
3. Gordon, C.
4. Lockshin, M.D.
5. Johns, K.R.
6. Sammaritano, L.
7. Hughes, G.R.V.