Title : 
Ultrasonic Transit Time Methods for Monitoring the Progress of Obstetrical Labor
         
        
            Author : 
Neuman, M.R. ; Wolfson, R.N. ; Zador, I.
         
        
        
        
        
        
            Keywords : 
Counting circuits; Fetal heart rate; Fetus; Patient monitoring; Pelvis; Pulse measurements; Time measurement; Ultrasonic imaging; Ultrasonic transducers; Ultrasonic variables measurement;
         
        
        
        
            Conference_Titel : 
1974 Ultrasonics Symposium
         
        
        
            DOI : 
10.1109/ULTSYM.1974.196282