The device he invented, known as the Scribner shunt, allowed the artificial kidney that had been developed by Dr. Willem J. Kolff to become the only method in which a machine can permanently replace a vital organ.
Government subsidies are necessary to keep buses, trains and subways running -- and it's more than worth it, considering the congestion, air pollution and disruptions to the economy that would come if cars became the only method of getting around.
Despite careful preparation, KTAs found it difficult to fit writing diaries into their work load and so recordings of inquiry meetings became the only method of data collection.
Imaging plays an important role in detecting recurrence and becomes the only effective method of detection when the lesion is deeply seated.
On the other hand, if the gaps are coded separately (e.g., as BC), then the phylogenetic signal present in the gaps (if the alignment is accurate) increasingly becomes the only information for the inference method to rely on, as G/S increases.
However, these complications preclude other treatment methods in some cases since radiation therapy becomes the only available treatment.
This may eventually become the only sharing method Photos users need, depending on the willingness of their social circle to go all-in on Apple stuff, but the app also supports easy sharing via Facebook and Twitter, using the system-level integrations of both services to make it even easier.
Otherwise, if evidence based guidelines have a better quality and their recommendations differ from those guidelines produced by consensus, then creation of evidence based guidelines may become the only acceptable method of guideline development.
