The recent meta-analysis estimated prevalence in Brazil to be 52.0% (in an ophthalmic clinic-based study in Manaus, age range 2161 years)
If you notice your teenager exhibiting any of the signs listed above, it is important to seek help as soon as possible

(Image courtesy of the National Postal Museum) Springer TG390, 2-3/4 ounces, Series 107, John Quincy Adams Springer TG391, 3 ounces, Series 107, John Quincy Adams Springer TG392, 3-1/4 ounces, Series 107, John Quincy Adams Springer TG394, 3-3/4 ounces, Series 107, John Quincy Adams Springer TG???, 12 ounces, Series 107, John Quincy Adams Springer TG406, 15 ounces, Series 107, John Quincy Adams Springer TG407, 16 ounces, Series 107, John Quincy Adams Series 108 (1938) Springer TG405, 1/8 ounce, Series 108, John Quincy Adams Springer TG412, 3/4 ounce, Series 108, John Quincy Adams Springer TG414, 1 ounce, Series 108, John Quincy Adams Springer TG416, 1-1/4 ounces, Series 108, John Quincy Adams Springer TG418, 1-1/2 ounces, Series 108, John Quincy Adams Springer TG419, 1-5/8 ounces, Series 108, John Quincy Adams Springer TG420, 1-3/4 ounces, Series 108, John Quincy Adams Springer TG421, 1-7/8 ounces, Series 108, John Quincy Adams Springer TG422a, 2 ounces, Series 108, John Quincy Adams, plate number 37784, with 1A

Global Imports of Smoked Salted or Dried Fish Structure, by Countries 2