RobertsWendellE.: A New Method of Guidance—Triangulation Fluoroscopy—in the Removal of Opaque Foreign Bodies, South. Med. and Surg.100: 385–386 (Aug.) 1938.
2.
RobertsWendell E.: Direct Visual Guidance, Triangulation Roentgenoscopy for the Removal of Opaque Foreign Bodies, The Amer. Jour. Roentgen. and Rad. Ther.52: 327–331 (Sept.) 1944.
3.
EquenM.: A New Magnet for Foreign Bodies in the Food and Air Passages, J. A. M. A.127: 87–88 (Jan. 13) 1945.
4.
EquenM.: Magnetic Influence in Bronchoscopy, The Laryngoscope58: 726–734 (July) 1948.
5.
HartV. K.: Extraction of Metallic Foreign Bodies from the Food and Air Passages, North Carolina Med. Jour.8: 637–641 (Oct.) 1947.
6.
HolingerPaul H.: Magnets for the Extraction of Foreign Bodies from the Air and Food Passages, Annals of Otology, Rhinology and Laryngology55: 601–603, 1946.
7.
JacksonChevalier L.HuberJohn Franklin: Correlated Applied Anatomy of the Bronchial Tree and Lungs with a System of Nomenclature, Dis. of Chest9: 319, 1943.