Typically, divergence time estimates made using molecular phylogenetic approaches have supported a much more protracted timeframe for primate evolution than that suggested by the fossil record [ 27, 33].
However, much of the interest in radiological protection concerns protracted low-dose exposures.
"The purpose of enforcement should be allowed to let consumers benefit as soon as possible," he said, and this would not have been possible with the protracted timeframe of an adversarial approach.
As noted previously (e.g., Palmer et al., 2007; Koenig et al., 2011; Yatsunenko et al., 2012), the development of the gut microbiota involves profound alterations in diversity and composition that take place over a relatively protracted timeframe (nominally, 0 3 years in age) (Table 2 and Figure 2).
Rather, the emerging concern is protracted maintenance during progressively increasing cognitive dysfunction and helplessness.
"It's got to be a reflection of concern from their protracted litigation, that there was no settlement or relief," said Geoff Bobroff, a fund industry consultant.
Polk's decision was based on his concern that a protracted negotiation by US commissioners would expose annexation efforts to foreign intrigue and interference.
A significant challenge that elicited a protracted discussion concerned managing the value, both perceived and actual, of MOOC certification for learners' professional and socio-economic growth.
The automakers' announcement had been anticipated last October but was delayed over protracted negotiations concerning intellectual property, according to sources familiar with the agreement.
And some are concerned that the protracted nominating fight between Senator Hillary Rodham Clinton of New York and Senator Barack Obama of Illinois has made fund-raising more difficult.
Businesses and investors are concerned that if this strike is protracted, it will have a damaging impact upon manufacturing and on the wider South African economy.
