Vision test validation study for the health examination survey among youths 12-17 years
validation of selected parts of the vision test battery used in the health examination survey of 1966-70 among youths 12-17 years of age against a standard clinical ophthalmological examination for distance visual acuity and eye muscle imbalance.
Our rough guess is there are 9,000 words in this book.
At a pace averaging 250 words per minute, this book will take 0 hours and 36 minutes to read. With a half hour per day, this will take 1 days to read.
How long will it take you?
This book will take an estimated to read at a reading speed averaging words per minute. With 30 minutes per day, this will take to read.
Enter your reading speedYou can take one of our WPM reading speed tests to find your reading speed.
Create a free account to track your reading progress, build your reading list, and set reading goals.
Author
Publication
1973 - National Center for Health Statistics; [for sale by the Supt. of Docs., U.S. Govt. Print. Off., Washington], Rockville, Md, Maryland
Language
English
Word Count
9,000 words, Guess
Page Count
36 pages
Identifiers
- Library of Congress Control Number73600218
- Open LibraryOL5522250M
Classifications
- DDC312/.07/23 s
- DDC312/.6
- LCCRA409 .U45 no. 59
and 1 more
- LCCRE48.2.Y6 .U45 no. 59
Subjects
Topics
Places
Series Statement
- Vital and health statistics. Data evaluation and methods research, series 2, no. 59
- DHEW publication no. (HRA) 74-1333
- Vital and health statistics.
- no. 59.
- DHEW publication ;
- no. (HRA) 74-1333.
Reader Reviews
No reviews yet for this book.
Be the first to share your thoughts!