Advances in organ and computer models are raising the prospect that some animal experiments could be eliminated. But there are still huge hurdles to overcome.
Дания захотела отказать в убежище украинцам призывного возраста09:44
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Dan told the BBC the monitoring and caring for a severely disabled child meant neither he or his partner got much sleep, were exhausted and also had two other children to care for.
Цены на нефть взлетели до максимума за полгода17:55