круглосуточно контактные линзы

Long washing can be carried out{be spent} a century, using system for blood transfusion. It is effective at chemical burns. Подробнее...

To development Б. promote негпгие-нические conditions of visual work (bad illumination, work on close distance and so forth). Hereditary predisposition to Б. can matter at presence of adverse conditions. Б. usually starts to develop in school days, with the years a degree of her{it} can grow. Подробнее...