1_4abci.h           {0=0a, 1=1a.b, 21=2ab.c, 61=3abc.i, 73=4abci.h}                                                                                                                                                                                                                                                                                                                                                         AL3abc.i_T1;null;null;null;null                                                                                                54=AR_0;null;null;null;null                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     Anterior larynx                                                                                                                                                                                         2_4abci.h           {0=0a, 1=1a.b, 21=2ab.c, 61=3abc.i, 73=4abci.h}                                                                                                                                                                                                                                                                                                                                                         AL3abc.i_T1;null;null;null;null                                                                                                54=AR_1;null;null;null;null                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     Failed DL                                                                                                                                                                                               3_4abci.g           {0=0a, 1=1a.b, 21=2ab.c, 61=3abc.i, 73=4abci.g}                                                                                                                                                                                                                                                                                                                                                         AL3abc.i_T1;null;null;null;null                                                                                                54=AR_2;null;null;null;null                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     poor neck extension                                                                                                                                                                                     