Even more worrisome, experts said, is the fact that little is known about the effects of antidepressants, stimulants and other psychoactive drugs on brain development.
More worrisome, experts say, is that a lack of openings — especially at more affordable public nurseries — could convince more women that they should forgo having more than one child or lead them to have no children at all, depressing a birthrate that is already among the lowest in the world.
Most worrisome, legal experts say, are the country's vague commercial secrets laws that state-owned enterprises — the companies that dominate China's economy — sometimes wield to protect information related to production, procurement, mergers and strategic planning.
Equally worrisome, the experts said, several big cities actually had increases in murder in 1999 for the first time since 1991, including San Diego, up 35.7percentt, St . Louis up 15percentt, Phoenix, up 14.6percentt, Milwaukee, up 11.7percentt, and New York, up 6percentt.
Perhaps most worrisome, management experts say, he has exercised tens of thousands of options that did not expire for another eight or nine years and then immediately sold the shares he acquired.
More worrisome, the experts said, the weakening of central control has contributed to military abuses in the religious fighting in the Maluku islands, the separatist wars in the provinces of Aceh and Irian Jaya, the continuing tensions along the border of East Timor and a number of other places.
Those results are especially worrisome, flu experts say, because pigs are believed to be mixing vessels in which avian and human flu viruses can combine into new strains.
That's especially worrisome to experts because medical professionals come into close contact with many people.
A 4-year-old neighbor tested positive for the virus, although he has not yet shown any symptoms, and that may be worrisome, one expert told Bloomberg News: "With asymptomatic cases around, I think everything changes," said Ian Mackay, an associate professor of clinical virology at the University of Queensland in Brisbane, in a telephone interview today.
More worrisome to oil experts are the threats to supplies.
The most worrisome to medical experts are granulomatous pulmonary diseases, which show a particular type of swirling marks left on the lungs by foreign matter like dust.
