{{Cite journal| doi = 10.1016/j.ejim.2018.05.020| issn = 1879-0828 (Electronic) 0953-6205 (Linking)| volume = 54| pages = –36-e37| last1 = Wachelder| first1 = J. J. H.| last2 = van Galen| first2 = L. S.| last3 = Kellett| first3 = J.| last4 = Nickel| first4 = C. H.| last5 = Haak| first5 = H. R.| last6 = safer@home| first6 = consortium| title = Unplanned readmissions among patients presenting with nonspecific complaints| journal = Eur J Intern Med| date = 2018-06-11| pmid = 29885755}}