title: Sixteen-year previously implanted perigraft seroma.
authors.affiliation: Department of Cardiovascular surgery, Kobe City Medical Center General Hospital, 2-1-1 Minatojimaminamimachi, Chuo-ku, Kobe, Hyogo 650-0047 Japan.
authors.forename: Naoto
authors.initials: N
authors.lastname: Fukunaga
authors.affiliation: Department of Cardiovascular surgery, Kobe City Medical Center General Hospital, 2-1-1 Minatojimaminamimachi, Chuo-ku, Kobe, Hyogo 650-0047 Japan.
authors.forename: Mitsuru
authors.initials: M
authors.lastname: Yuzaki
authors.affiliation: Department of Cardiovascular surgery, Kobe City Medical Center General Hospital, 2-1-1 Minatojimaminamimachi, Chuo-ku, Kobe, Hyogo 650-0047 Japan.
authors.forename: Michihiro
authors.initials: M
authors.lastname: Nasu
authors.affiliation: Department of Cardiovascular surgery, Kobe City Medical Center General Hospital, 2-1-1 Minatojimaminamimachi, Chuo-ku, Kobe, Hyogo 650-0047 Japan.
authors.forename: Yukikatsu
authors.initials: Y
authors.lastname: Okada