Please assess the completion status of the following clinical trial:

Trial Title: Early Rectal Cancer: Endoscopic Submucosal Dissection or Transanal Endoscopic Microsurgery?

Study Design Characteristics:
- Allocation: NON_RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: OTHER
- Time Perspective: None
- Masking: NONE
- Phase: None
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* Presenting with an ERT (i.e. rectal adenoma or rectal carcinoma Tis or staged usT1N0 on endorectal ultrasound) that can be alternately resectable by TEM or ESD~* Histology proved by a preoperative biopsy~Exclusion Criteria:~*  Palliative  excision T2/3/4 or N+~* Preoperative radiochemotherapy (down-staging)~* Metastatic cancer~* Pregnant or breast-feeding women

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- Transanal endoscopic microsurgery group (Type: EXPERIMENTAL): None
- endoscopic submucosal dissection group (Type: ACTIVE_COMPARATOR): None

Based on this trial design, predict the completion outcome and termination type (if applicable).