poliomyelitis造句 31) Children in Hong Kong are immunised against tuberculosis, diphtheria, pertussis, poliomyelitis, tetanus, hepatitis B, measles, mumps and rubella.
poliomyelitis造句 31) Children in Hong Kong are immunised against tuberculosis, diphtheria, pertussis, poliomyelitis, tetanus, hepatitis B, measles, mumps and rubella.