preferred_name: Shortness of breath or trouble breathing with exertion (e.g., walking, bathing, transferring)
preferred_name_lc: shortness of breath or trouble breathing with exertion (e.g., walking, bathing, transferring)
label: Shortness of breath or trouble breathing with exertion (e.g., walking, bathing, transferring)
label_lc: shortness of breath or trouble breathing with exertion (e.g., walking, bathing, transferring)