TY - GEN AU - Singhal,S AU - Singhal,A AU - Singh,P N AU - Agarwal,D K AU - Gulati,R TI - Peak expiratory flow rate of children working in lock factories SN - 0019-557X PY - 2007///0111 KW - Adolescent KW - Analysis of Variance KW - Child KW - Employment KW - Female KW - Humans KW - India KW - Industry KW - Male KW - Peak Expiratory Flow Rate N1 - Publication Type: Comparative Study; Journal Article ER -