Below is an instruction from Human. Write a response.
    ### Instruction:
    What are the symptoms of Childhood hypophosphatasia ?
    ### Response:
    What are the signs and symptoms of Childhood hypophosphatasia? The Human Phenotype Ontology provides the following list of signs and symptoms for Childhood hypophosphatasia. If the information is available, the table below includes how often the symptom is seen in people with this condition.
    