Metaanalysescanbeperformedbyhand,butareusuallycompletedwiththehel(thatmayalsocreateaforestplot).Therearemanyverygoodtypesofsoftw,butforthoseembarkingonaCochraner(downloadablefromthemainCochranew)isexcellent,creatingforestplotssuchasthosein 181,182and183 . ......