The other two will be treated just as well by a lower dose given for six months.
The team found that trained radiologists could actually reduce the dose given to a child by five times and still display an image good enough to diagnose tumours and other medical problems.
Because the beam is being so precisely targeted, a bigger dose can be given, equivalent to several sessions all at once.
Prices of drugs, of course, are difficult to evaluate, since the cost of production of a given dose is often far lower than the final cost in a pharmacy or doctor's office.
They are given the second dose before they start school, usually between three and five years of age, although it can be given three months after the first.
In an accompanying editorial, Dr Martin Tramer, of Geneva University Hospitals, Switzerland, argues that it is unclear who should be given what dose of aspirin and for how long.
The coroner's court heard they were put on to a ventilator and given a dose of morphine, which was standard practice, but there was confusion over the exact amount that should be administered.
The government was given a dose of good news on Monday when it was reported that economic growth picked up in the third quarter, reaching 4.8% on an annualised basis, which was better than expected.
Such patients would either be effectively treated with IV antibiotics in observation for 24 hours and discharged when their condition improved, as cellulitis often does with 24 hours of antibiotic treatment, or would be given one dose of IV antibiotics in the emergency room and sent home with antibiotics by mouth and a follow up appointment soon after the ER visit.
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Worryingly, even colonies given the high dose may have got off lightly compared with their wild brethren.
Children are given a second dose before they start school, usually between the ages of three and five.
The studies were done with rabbits, which were given the same dose of the active ingredient SPL7013 that is found in VivaGel.
Children are given a first dose at 12 to 15 months and a second, booster dose, at between three and five years old.
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Some were given a regular dose of the type of painkillers called "non-steroidal anti-inflammatories" - which include ibuprofen and aspirin, while the rest were not.
And the January 13 execution of a prisoner called Clarence Ray Allen, who needed to be given a second dose of one of the chemicals.
Children aged between six months and 10 years who do not suffer from underlying health problems will now be given one vaccine dose instead of two.
The study found that even in moderate cases, patients have to be given a higher dose of drugs in order for the treatment to be effective.
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But not serious because those countries' problems look solvable, given a fair dose of political will, and because their economies are small enough to have little impact on the rest of the world.
The son of a man who died after being given a lethal dose of painkiller by a doctor flown in from Germany to provide weekend cover has called for vetting procedures to be tightened.
Second, the only way to really know which drug or which dose is right for a given patient is to conduct a clinical trial that compares drugs or doses to each other or against a placebo.
No other state has opted to follow suit, and no cases have been reported in Oregon in which a patient has been given a lethal dose of drugs for any reason other than a terminal illness.
The pill is given at a single dose and starts working in two hours.
Parents of the dead children in the Rocephin group argue their children would have lived had Pfizer given them the full dose.
But to ensure that all cancerous cells are destroyed, an even dose of neutrons has to be given to the entire organ.
He stressed the medicines must be given at the proper dose, usually for several weeks to months, to get the full benefit.
Obama has given us a whopping dose of central planning.
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