From: Multilayer network analysis of the drugs development cycle in the global pharmaceutical industry
\(G_1\): Drug pipeline | \(G_2\): Supply chain | \(G_3\): Ownership | |||||||
---|---|---|---|---|---|---|---|---|---|
Level | #com. | #irr.com. | #nodes | #com. | #irr.com. | #nodes | #com. | #irr.com. | #nodes |
1 | 784 | 778 | 778 | 425 | 70 | 479 | 447 | 429 | 709 |
2 | 410 | 320 | 2754 | 41,532 | 35,586 | 381,343 | 7819 | 6689 | 29,953 |
3 | 287 | 279 | 701 | 22,591 | 22,155 | 92,599 | 12,185 | 11,671 | 23,706 |
4 | 16 | 16 | 38 | 1028 | 1022 | 2425 | 1731 | 1687 | 3531 |
5 | 15 | 15 | 31 | 112 | 112 | 201 |