"Springer Science and Business Media LLC" . "95b52ba175efece646939c3117621966fe6c9fb7" . . . . "359" . . . "33" . "10.1007/s10096-013-1963-0" . . . . . . . "364" . . . . "364" . . "10.1007/s10096-013-1963-0" . "33" . . "No impact of early real-time PCR screening for respiratory viruses on length of stay and use of antibiotics in elderly patients hospitalized with symptoms of a respiratory tract infection in a single center in Norway" . . . . . "2013-09-04"^^ . . "10.1007/s10096-013-1963-0" . . . . . . . "359" . . . .