Sight and life manual on vitamin A deficiency disorders (VADD /
D onald S. McLaren and Martin Frigg.
- 2nd ed.
- Basel, Switzerland : Task Force Sight and Life , 2001.
- xi, 163 p. : ill. , 30 cm.
- Sight and Life manual; .
Includes bibliographical references ( p.147 - 156 )and index