By Natalie Grover LONDON (Reuters) -The World Health Organization does not believe the monkeypox outbreak outside Africa will lead to a pandemic, an official said on Monday, adding it remains unclear if infected people who are not displaying symptoms can transmit the disease. More than 300 suspected and confirmed cases of monkeypox – a usually mild illness that spreads through close contact and can cause flu-like symptoms and pus-filled skin lesions – have been reported in May, mostly in Europe. The WHO is considering whether the outbreak should be assessed as a “potential public health emerge…