TY - JOUR T1 - An <em>X</em>-ray Microscopic Study of the Vasa Vasorum of Normal Human Pulmonary Arteries JF - Thorax JO - Thorax SP - 561 LP - 567 DO - 10.1136/thx.19.6.561 VL - 19 IS - 6 AU - John A. Clarke Y1 - 1964/11/01 UR - http://thorax.bmj.com/content/19/6/561.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -