Sentence examples for but these procedures are from inspiring English sources
But these procedures are invasive and carry a slight risk of inducing a miscarriage.
The accuracy of RIA can be improved by the addition of an extraction step or chromatography (Rosner et al., 2007; Groenestege et al., 2012), but these procedures are time consuming.
Advances in MRI and CT scan have greatly improved imaging of focal hypervascular mass consistent with HCC, but these procedures are costly and not readily available in developing countries.
Currently, the most common imaging techniques used to diagnose ovarian cancer are PET, MRI, and CT scans as well as transvaginal ultrasounds, but these procedures are unable to distinguish between benign and malignant ovarian diseases when confined to the ovary at early stages.
But because these procedures are invasive and can cause miscarriage, their use is normally only advised for women with known risk factors.
GPS tracking is replacing conventional radio tracking and visual observations of, e.g., snow tracks as the principal method for monitoring winter activity, but all these procedures are economically challenging (expensive, labour-intensive, etc).
But none of these procedures are rehabilitative -- they don't make the child more apt to learn.
But, of course, many of these procedures are unapproved because they are dangerous.
One wonders what the future holds, but also how safe and successful these procedures are and how common place will they become?
These procedures are efficient but are expensive and/or require high qualifications of bacteriology technicians.
