Argentine authorities have quarantined a cargo ship in the Parana River over a suspected case of mpox onboard, the government said on Tuesday, as global public health authorities remain on alert for a new faster-spreading variant of the virus.The quarantined Liberian-flagged ship was sailing from Santos, Brazil - also a major commodities hub - to pick up soy cargo, according to the health ministry and industry body the Argentine Naval League.The World Health Organization (WHO)…