Abstract

References
1.
Mark
EJ
:
Lung Biopsy Interpretation ,
pp. 13 ,
26 –30 .
Williams and Wilkins ,
Baltimore ,
1984
2.
Steel
ROD
Torrie
JH
:
Principles and Procedures of Statistics ,
pp. 109 .
132 –160 ,
232 –259 .
McGraw-Hill ,
New-York ,
1960
3.
Weibel
ER
:
Stercological Methods ,
vol. 1 ,
pp. 101 –161 ,
204 –210 ,
322 –331 .
Academic Press .
London ,
1979
