Sentence examples for technically difficult to perform from inspiring English sources
However, because it is technically difficult to perform ESD of the colon, ESD is not a commonly used technique.
However, in cases of severely collapsed fractures involving the loss of more than 70% of the vertebral height, kyphoplasty is technically difficult to perform and the outcomes remain unknown.
FEV1 and FEV1/FVC are technically difficult to perform in the ED and involve cumbersome equipment.
Therefore, total colectomy should only be offered under the following special circumstances: cases of early-onset cancer or repeated episodes of cancer development and patients in whom it is technically difficult to perform colonoscopy or those with poor compliance with surveillance examinations or who choose to undergo colectomy rather than surveillance [9].
Invasive hemodynamic monitoring during incremental exercise testing is technically difficult to perform and not routinely incorporated into clinical exercise testing.
While this assay measures an effector characteristic of CD8+ T cells, it is cumbersome and technically difficult to perform.
In addition, long root trunk and short divergence of the roots have a negative influence on the surgical outcome of mandibular root resection since it is technically more difficult to perform and usually there is a need to combine it with a crown lengthening procedure (Tsesis et al. 2015).
We tried, but find it technically very difficult to perform cell poking experiments on RBCs.
Such studies are technically more difficult to perform and interpret in placental mammals such as the mouse.
A viral neutralization assay, however, is a functional assay that is technically more difficult to perform and requires live viruses, and therefore may require a biosafety level 3 facility.
Technically vitrification is very difficult to perform, because of the very concentrated, viscous, and small volume of vitrification solutions in which the embryos/oocytes must be handled for only a very limited amount of time (<1 min) prior to and during vitrification.
