Table 1.

Precursor formulations.

Formulation	PEGDA 700 (wt%)	Gelatin Type A a (wt%)	CQa (wt%)
PG0	35	0	2
PG5	35	5	2
PG10	35	10	2
PG15	35	15	2

^a The values refer to the amount of crosslinker (PEGDA 700).