Researchers noted several instances of coaches, trainers and players avoiding examinations, ignoring medical advice or otherwise obstructing the study, even though the players had signed consent forms to participate and university ethics officials had given institutional consent.
Second, many studies are obstructed by the quality insufficiency of infant MR images, which is even more severe in the case of neonatal images [19], [20].
Professors hostile to Israel obstruct the study of -- and Americans' natural instinct to help -- the Arab region's victims and second-class peoples: the black slaves of Mauritania, the Iranian Bahai, African Muslims now slaughtered in Darfur, Christians in Iraq, Sudan, Egypt and Lebanon, not to mention women, gays and dissidents.
During a large part of the 19th century, the authorities of the Vatican Library obstructed scholars who wished to study the codex in detail.
Listening to music while studying can obstruct the brain's ability to concentrate, and store information.
In particular, the study found "while men may choose to obstruct and delay, women continue to strive to build coalitions and bring about new policies".
The incidence of obstructed labor in Jimma studies was 7%-12.2%% and the commonly attributed cause was cephalopelvic disproportion [ 20, 21].
Their study found that the Burmese army obstructed private cyclone relief efforts even among its own concerned citizens, setting up checkpoints and arresting some of those trying to provide help.
It is possible that there may be an advantage in the most severely obstructed patients, although this study did not enrol enough patients with very severe asthma to evaluate this.
A 5 Fr angiographic catheter and a 260-cm-long, 0.035-inch-diameter hydrophilic guide wire were passed through the obstructed segment with the aid of fluoroscopic contrast study using either foam contrast or conventional contrast.
