“In short, they all had episodic cough, wheezing, dyspnea, and normal chest roentgenography results.”

“This was performed only when there was no evidence of fluid in the pleural space as assessed by plain chest roentgenography.”

“Based on the questionnaire, physical examination, and roentgenography of the elbow, Pearson's chi-square test was used for statistical analysis.”

“After placement, a chest roentgenogram or barium esophagography is performed to reconfirm stent position.”

“A roentgenogram of the thorax revealed a large mediastinal mass, suggestive of lymph node enlargement.”

“Because the PA-chest roentgenogram disclosed a widening of the upper mediastinum, a chest computed tomographic examination was done.”