1. Ultrasonic energy backscattered from blood

   • Stephen E. Borders
   • Arnost Fronek
   • Dean Franklin

   OriginalPaper Pages: 83 - 92

2. Ti as an anode and as a container for the heart pacemaker—An accelerated test

   • H. I. James

   OriginalPaper Pages: 93 - 107

3. Preprocessing by factor analysis of centro-occipital EEG power and asymmetry from three subject groups

   • A. M. Dymond
   • R. W. Coger
   • E. A. Serafetinides

   OriginalPaper Pages: 108 - 116

4. Electrotactile two point discrimination as a function of frequency, pulse width and pulse time delay

   • Moshe Solomonow
   • Lura Raplee
   • John Lyman

   OriginalPaper Pages: 117 - 125

5. Modeling and moments of multibreath lung washout

   • Gerald M. Saidel
   • Jafar Saniie
   • Edward H. Chester

   OriginalPaper Pages: 126 - 137

6. Minimization of the vertical vibrations sustained by a tractor operator, by provision of a standard-type tractor seat suspension

   • M. S. Palanichamy
   • Mothiram K. Patil
   • Dhanjoo N. Ghista

   OriginalPaper Pages: 138 - 153

7. Spectral analysis of the high-frequency electrocardiogram in contusive myocardial injury

   • T. D. Schick
   • S. R. Powers Jr.

   OriginalPaper Pages: 154 - 160

8. Simple system for analog data transmission from the physiological research laboratory to a digital computer

   • Hroar Piene
   • Rune Aaslid
   • Torbjørn Sund

   Special Communication Pages: 161 - 166

9. Interaction of collagen and smooth muscle cells in aortic biomechanics

   • J. B. Park
   • A. S. Hoffman

   Short Communication Pages: 167 - 171