"yu Tu yu lan" . "Yu-lan Tu" . "涂郁兰" . "(護理學) 杜友蘭" . "凃郁兰" . "Du, Youlan (hu li xue)" . "Tu yu lan" . "yu lan Tu" . "Du"@en . "杜友瀾" . "杜友蘭 (護理學)" . . "凃郁兰" . . . . . "Yu-lan" . "yu" . "(hu li xue) Youlan Du" . "杜友蘭" . "杜友蘭" . "Youlan Du"@en . "杜友蘭" . "杜友瀾" . "涂郁兰" . "Tu" . "lan" . "Yu-lan Tu" . "yu" . "Youlan"@en . . .