Figure 3From: Patient evaluation of the use of follitropin alfa in a prefilled ready-to-use injection pen in assisted reproductive technology: an observational studyPreferred injection methods. The number and proportion of patients who generally preferred the prefilled follitropin alfa pen, the reusable follitropin beta pen or syringes with ampoules or vials of recombinant human follicle-stimulating hormone.Back to article page