Verheij, T, Cianci, D, van der Velden, A, Butler, C C, Bongard, E, Coenen, S, Colliers, A, Francis, N, Little, P, Godycki-Cwirko, M, Llor, C, Chlabicz, S, Lionis, C, Sundvall, P-D, Bjerrum, L, De Sutter, A, Aabenhus, R, Jonassen Harbin, N, Lindbaek, M, Glinz, D, Bucher, H, Kovacs, B, Seifert, B, Touboul Lundgren, P, de Paor, M, Radzeviciene JUrgute, R, Matheeussen, V, Goossens, H & Ieven, M 2022, ' Clinical presentation and disease course in patients with flu-like illness : does microbiological aetiology matter? ', The British journal of general practice : the journal of the Royal College of General Practitioners, vol. 72, 716, pp. e217-e224 . https://doi.org/10.3399/BJGP.2021.0344