User contributions for Godwin.darkwah

11 December 2012

• 04:3004:30, 11 December 2012 diff hist +1,607‎ Nm Ultrasound in various media and tissues ‎ Created page with "{{Under construction}} Ultrasound is a cyclic sound pressure wave with a frequency greater than 20kHz(the upper limit of the human hearing range). Ultrasound devices operate wit..."

7 November 2012

• 11:1811:18, 7 November 2012 diff hist +34‎ Forum:Seminar papers/Biophysics/2. LF/2012-2013/Group 1 ‎ →‎Responsibility for the page content