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Bifocal Adds in Nigeria

 

作者: I. KRAGHA,  

 

期刊: American Journal of Optometry and Physiological Optics  （OVID Available online 1985）
卷期: Volume 62, issue 11  

页码: 781-785

 

ISSN:0093-7002

 

年代: 1985

 

出版商: OVID

 

关键词: bifocal addition;presbyopia;age of onset of presbyopia;environmental temperature

 

数据来源: OVID

 

摘要:

A total of 447 female and 915 male presbyopic patients were examined in the Benin-City, Nigeria optometry clinic. Comparison of bifocal adds with published data from other areas of the globe suggests that climatic temperature has less effect on the age of onset of presbyopia than other authors have claimed.

 

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