preferred_name: Progesterone Receptor Positive by Immunohistochemistry Less than or Equal to 9 Percent
preferred_name_lc: progesterone receptor positive by immunohistochemistry less than or equal to 9 percent
label: Progesterone Receptor Less than or Equal to 9 Percent Staining
label_lc: progesterone receptor less than or equal to 9 percent staining