1. Iodine-impregnated drapes enable recording of precordial electrocardiogram 
Yoshihiko Mochizuki, MD, Yoshitaka Okamura, MD, Hiroshi Iida, MD, Hideaki Mori, MD, Koichiro Shimada, MD 
The Annals of Thoracic Surgery 
Volume 67, Issue 4, Pages (April 1999)
DOI: /S (99)

2. Fig 1
Photograph of precordial lead on the Ioban on the volunteer’s chest wall.
The Annals of Thoracic Surgery  , DOI: ( /S (99) )

3. Fig 2
(A) Precordial electrocardiogram recorded on the Ioban on the chest wall. (B) Precordial electrocardiogram recorded on the chest wall directly.
The Annals of Thoracic Surgery  , DOI: ( /S (99) )