Potential use of ultrasound in chemical monitoring /

"Cooperative agreement no. CR818353."

Airborne ultrasound : measurement and possible adverse effects /

Mode of access: Internet.

Evaluation of Ohmic Instrument Company model UPM-30 ultrasound power meter /

Mode of access: Internet.

NIH state-of-the-science statement on endoscopic retrograde cholangiopancreatography (ERCP) for diagnosis and therapy

"State-of-the Science Conference on Endoscopic Retrograde Cholangiopancreatography (ERCP) for Diagnosis and Therapy was convened on January 14-16, 2002"--P. 5.

Considerations underlying the use of ultrasound to detect gallstones and foreign bodies in tissue.

AD 657 255.