Youth and physical activity :   the development of some functional and morphological indices in 12-15 year old boys with different motor a ctivity /  
editor, Zdenæek Placheta. 
 - Brno :   J.E. Purkyne University, Medical Faculty,   1980. 
 - 267 p. :    ill. ;    25 cm. 
 - Acta Facultatis Medicae Universitatis Brunensis ;   67 .
<br/><br/>  Title on added t.p.: Mlâadeéz a pohybovâa aktivita.   In English, with summaries in Czech and Russian. 
<br/><br/>Includes bibliographical references (p. 255-267). 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Teenage boys --Growth.------<br/>Motor ability in children.--Growth.------<br/>Exercise for children.--Growth.------<br/>Physical fitness.--Growth.------
<br/><br/><label>National Library of Medicine Call No.: </label>QT 260   /  P 69y 1980