Genesis of Myopia.....1
Jin Otsuka

Resin Cement Compared with Phosphate Cement.....25
Takao Fusayama, Masumi Ishibashi and Takao Kitazaki

Setting Changes of Hydrocal in Free State and in Various Hydrocolloid Impressions.....31
Takao Fusayama, Sadao Sakurai and Ei Suzuki

The Directions of the Enamel Rods in Central Longitudinal Sections Throughout All Kinds of Permanent Teeth.....43
Takao Fusayama, Terumi Higaki and Chieko Uehara

Histological Studies on the Mammalian Pituitary Gland with Special Reference to the Innervation.....51
Heiya Yamada, Shoji Ozawa and Rioujun Endo

Collection Record of Trombiculid Mites on Yaeyama Island Group, Ryukyu.....67
Rokuro Kano, Kiyotoshi Kaneko, Seiichi Toshioka, Yochu Ishigaki and Kenichi Aniya

Notes on the Flies of Medical Importance in Japan
Part Ⅹ. Descriptions on four new species and one newly found species of sarcophaga form Tokyo.....73
Rokuro Kano and Tsunetaro Okazaki

Abstracts of Original Articles (in Japanese Language) in the Ochanomizu Medical Journal (Ochanomizu Igaku Zasshi) Vol. Ⅲ. 1955.....81

On the Mean Recovery Rate of Biological Effects of Ionizing Radiations on Human Skin and Embryos of Sarcophaga Peregrina.....109
Masatoshi Sakka

Notes on the Flies of Medical Importance in Japan
Part ⅩⅠ. A Redescription of Muscina Angustifrons (Löw, 1858).....135
Rokuro Kano and Tsunetaro Okazaki

Studies on the Murine Lice in Japan (Part 2)
Description of Hoplopleura himenezumi n. sp. (Hoplopleuridae, Anoplura) collected from Apodemus argenteus argenteus.....143
Kiyotoshi Kaneko

Ricin Hemagglutination in Body Fluid.....149
Shimpei Araya, Makoto Shoji, Tatsuo Shoji, Masaro Ohashi, Shunichi Tada and Shinji Kanno

Comparative Anatomical Studies on the Subfornical Organ (Intercolumnar Tubercle) of the Mammals and Man.....159
Shigehiro Hasunuma

Die Haut-Dosis und die Dosisverteilung der Streustrahlen in der Zahnaerztlichen Roentgenaufnahme.....171
Takeo Murai, Atsushi Kikuchi und Masatoshi Ohtake

A Mathematical Analysis of the Curve of Dental Arch.....175
Toshio Hayashi

Unsharpness of Intensifying Screens.....219
T. Adachi and A. Murayama

The Sharpness of Chestroentgenograms.....221
T. Adachi, A. Murayama, T. Kagawa and A. Nasu

Plasma Progesterone Level During Human Gestation.....225
Kyushiro Fujii, Kazumasa Hoshino, Ichiro Aoki and Juzo Yao

Experimental Formation of Corpus Luteum in the hypophysectomized rabbits.....229
Kyushiro Fujii, Shozo Honami and Naoto Nishio

On the Analysis of the Conditions that Affect the Development of a Chick-Embryo
Report One: On the Outline of the Optimum Conditions for the Development of an Openwindowed EGG.....245
Fusaji Ishigaki