HNSC	Human non-small cell
LC	Lung cancer
HDMEC	Human dermal microvascular endothelial cells
HFFCL	Human fetal fibroblast cell line
EH	Encapsulated in hydrogel
EM	Encapsulated in matrigel
IFSA	Immunoflorescence staining assay
HDT	Hanging droptechnique
μFCCS	Microfluidic channel-based cell culture system
ccw	Co-culture with
SMA	Stromal migration assay
TSI	Tumor–stromal interaction
TCs	Tumor cell
BM	Bone marrow
SCs	Stromal cells
OI	Osteoblasts interactions
TMI	Tumor-matrix interactions
SCI	Stromal cell interaction