Formations of 13, 14 dihydro-prostaglandin El during intravenous infusions of prostaglandin E1 in patients with peripheral arterial occlusive disease - Peskar, BA; Hesse, WH; Rogatti, W; Diehm, C; Rudofsky, G; Schweer, H; Seyberth, HW (Prostaglandins, 1991)