Hence, many neonatal units offer cranial ultrasound scan to babies born to mothers who have used cocaine. There is no strong evidence base for this clinical practice. Aim: To assess usefulness of ...
The frequency dependence of attenuation of broadband ultrasound and the velocity of ultrasound passage through bone have been used as indicators of bone mineral content. BUA in adults has been ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果