{{Cite journal| doi = 10.1161/HYPERTENSIONAHA.114.04512| issn = 1524-4563 (Electronic) 0194-911X (Linking)| volume = 65| issue = 3| pages = 691–6| last1 = Guessous| first1 = I.| last2 = Pruijm| first2 = M.| last3 = Ponte| first3 = B.| last4 = Ackermann| first4 = D.| last5 = Ehret| first5 = G.| last6 = Ansermot| first6 = N.| last7 = Vuistiner| first7 = P.| last8 = Staessen| first8 = J.| last9 = Gu| first9 = Y.| last10 = Paccaud| first10 = F.| last11 = Mohaupt| first11 = M.| last12 = Vogt| first12 = B.| last13 = Pechere-Bertschi| first13 = A.| last14 = Martin| first14 = P. Y.| last15 = Burnier| first15 = M.| last16 = Eap| first16 = C. B.| last17 = Bochud| first17 = M.| title = Associations of ambulatory blood pressure with urinary caffeine and caffeine metabolite excretions| journal = Hypertension| date = 2014-12-10| pmid = 25489060}}