CREATE TABLE table_name_13 (number_of_doses VARCHAR, vaccine VARCHAR)

How many doses for the bacillus calmette-gu rin?
SELECT number_of_doses FROM table_name_13 WHERE vaccine = "bacillus calmette-guérin"
SELECT "number_of_doses" FROM "table_name_13" WHERE "bacillus calmette-guérin" = "vaccine"