A Massachusetts judge said he would rule on a lawsuit Monday that seeks an injunction against the state's temporary vaping ban.The Vaping Trade Association is asking that Gov. Charlie Baker's ban on vaping products be declared illegal.In late September, the state declared a ban on vaping products for four months. The move came after lung illnesses were reported to health departments around the country.In Massachusetts, the health commissioner said 29 probable cases of lung disease due to vaping were identified since August.A Boston University professor of public health said the ban would cause more harm because people will turn to 'burn' cigarettes and the black market.The doctor said he worries the ban will drive smokers back to cigarettes.Baker ordered the ban as federal authorities investigate nearly 1,500 lung injuries and 33 deaths potentially related to vaping.