000 00352nam a2200121Ia 4500
008 211105s9999 xx 000 0 und d
020 _aVYASA15168
100 _aSonali Bidap
245 0 _aTo study the impact of online classes on adolescents physical and mental health during covid-19 Lockdown.
250 _a\N
260 _bSvyasa
_c\N
300 _a67p
999 _c15428
_d15428