Fig. 1From: Conversion from chronic to episodic migraine in patients treated with erenumab: real-life data from an Italian regionRates of conversion to episodic migraine at Months 4–6 and after each month of treatment according to monthly headache days. HFEM indicates high-frequency episodic migraine (8–14 monthly headache days); LFEM, low-frequency episodic migraine (0–3 monthly headache days); MFEM, medium-frequency episodic migraine (4–7 monthly headache days)Back to article page