TY  - BOOK
AU  - Rosenbaum, Paul R. 
TI  - An Introduction to the Theory of Observational Studies 
SN  - 978-3031904936
AV  - 519 ROS 
U1  - 519 ROS 
PY  - 0000///22025///
CY  - New york
PB  - Springer-Nature
KW  - Statistics
ER  -