The Compendium of Bheḷa 2.4.5

2.4.5

uro ' bhighātātpārśve ca gṛhyete iva dehinaḥ | kaphaḥ prakāsamānasya sasaṃrambhaḥ pravartate |

the flanks of the embodied person are seized as if struck in the chest; / as he coughs, kapha comes forth with violent effort;