https://www.selleckchem.com/pr....oducts/z-yvad-fmk.ht
54; 95%CI 1.0-2.3). We found a decreased risk in nulliparous women never exposed to smoking (HR = 0.44; 95%CI 0.2-0.8). Risk of RA was inversely associated with exposure to progestogen only in perimenopause (24 vs 0 months; multi-adjusted HR = 0.77; 95%CI 0.6-0.9). These results suggest an effect of both endogenous and exogenous hormonal exposures on RA risk and phenotype that deserves further investigation. These results suggest an effect of both endogenous and exogenous hormonal exposures on RA risk and phenotype that deserves