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GPRS is reliable, and cheaper than sending a cell-phone text message, Clayton said.

Clayton said the trickiest component was creating a system, set up in Britain, to link lab computers to clinic printers. Now that the system is up and running, it will be easy to replicate elsewhere, Clayton said. Plans are in place to use the printers in Botswana, Kenya, Tanzania, Uganda and Zimbabwe.

Mozambique still struggles with a shortage of health workers and medicine, Jani said. He praised the printer project, but cautioned: “No technology is a magic bullet.”