(Reuters) – U.S. retailers including Target Corp, CVS Health Corp and Walgreens Boots Alliance said on Tuesday they have limited purchases of infant formula due to a supply shortage. The limits come after top supplier Abbott Laboratories in February recalled some baby formula including Similac made at its plant in Michigan over complaints of bacterial infections in infants who consumed the products. CVS said it last month limited in-store and online purchases of the products to three per order, while Walgreens issued a similar cap in March. Kroger has a limit of four products per customer and …