It says one dose of the medicine given to mother and child prevents the spread of H.I.V.

VOA: special.2010.05.24

Now,a study shows that low doses of the medicine given by mouth are equal to, or better than, a heavy dose administered into the blood.

VOA: special.2010.06.23

The other two will be treated just as well by a lower dose given for six months.

FORBES: Magazine Article

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.

BBC: scanner

Because the beam is being so precisely targeted, a bigger dose can be given, equivalent to several sessions all at once.

BBC: 'One stop shop' for cancer