गोख्रैयै ( randomly ) बिबानहोजानाय हानजाया मोन 3 सिकितसा फालिथायफोर आजावदोंमोन , 6 आरो 9 दान बैसोफोरनि गेजेराव , गाज्रि आरो मोजां खुदिया संकेतफोराव बिमायारि फिनजाथायाव बिथाखालामनानै ।
The randomly assigned group received 3 treatment sessions between the ages of 6 and 9 months based on maternal responsiveness to negative and positive infant cues .