Article 1 China 1 Enterovirus A71 1 Hand, Foot and Mouth Disease 1 Humans 1 Molecular Diagnostic Techniques 1 Nucleic Acid Amplification Techniques 1 Polymerase Chain Reaction 1 Sensitivity and Specificity 1 area under the curve 1 diagnosis 1 diagnostic accuracy 1 diagnostic test accuracy study 1 diagnostic value 1 false negative result 1 false positive result 1 feces analysis 1 hand foot and mouth disease human 1 intermethod comparison 1 loop mediated isothermal amplification 1 loop-mediated isothermal amplification 1 medical research 1 meta analysis 1 meta-analysis 1 molecular diagnosis 1 nucleic acid amplification 1 polymerase chain reaction 1 procedures 1 publication bias 1