Which Baltimore group has a viron shape of icosahedral, replicates in the cytoplasm, is non-enveloped, and is from the astroviridae family?
CREATE TABLE "comparison_table_of_clinically_important" (
  "family" text,
  "baltimore_group" text,
  "envelopment" text,
  "virion_shape" text,
  "replication_site" text
);
SELECT "baltimore_group" FROM "comparison_table_of_clinically_important" WHERE "virion_shape"='icosahedral' AND "envelopment"='non-enveloped' AND "replication_site"='cytoplasm' AND "family"='astroviridae';