Holmgren yarn test

Holmgren yarn test
Holm·gren yarn test 'hōm-grən-'yärn-, 'hōlm- n a method of testing color vision by the use of colored wool yarns called also Holmgren test, Holmgren wool test
Holm·gren 'hȯlm-.grān Alarik Frithiof (1831-1897)
Swedish physiologist. Holmgren introduced his test for color blindness in an 1874 article.

Medical dictionary. 2011.

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  • holmgren yarn test — …   Useful english dictionary

  • holmgren test — noun see holmgren yarn test …   Useful english dictionary

  • literature — /lit euhr euh cheuhr, choor , li treuh /, n. 1. writings in which expression and form, in connection with ideas of permanent and universal interest, are characteristic or essential features, as poetry, novels, history, biography, and essays. 2.… …   Universalium

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